Metric woodruff key sizes. com. Metric woodruff key sizes

 
comMetric woodruff key sizes  Machine keys are pre-cut lengths of metal that insert into the groove of a

2. Bookmark this page [PRICE]. +. 78. Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque. Nominal Size Square Key. Key bar std size. 010" Woodruff Keys are stocked in C45k key steel, with a minimum tensile strength of 60Kg/mm². 19 Shaft and Arbor Class A and B . 11059 Metric Woodruff Key 4 x 6. 1. In stock and ready to ship. Because the keyseat is circular, the key will self-adjust to angled. Minimum keyseat width is that figure permitting the largest shaft. 5x16. . The size and shape of the key will depend on the application it is being used for. keyways /keys dimension in accordance with BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keys . 6 out of 5 stars. HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft Crank Key $22. Keyway metric key iso dimensions standard keyways keys r773. Size 1. $1999. Quickview. Seller: jordymarketingplace (2,503) 95. Keyway key parallel jis sizes tolerances 1301 mm 1996 pulley excerpt unit techKeyway metric Table aii-12. Brand new | Business. 99 Get it as soon as Friday, Nov 3Metric: WxH Key W x T2 Keyway British: WxH12 Key W x H Keyway ISO Standard-mm Imperial -Inches * Groove dimensions for woodruff keys DIN 6888 in accordance with DIN 6885 Sheet 1 (with back clearance) BS 4235 Pt. Rustark 205Pcs 12 Sizes Woodruff Key Stock Assortment Kit Half Moon Semicircle Bond Key Flywheel Key Metric Hardware for Mechanical Industry Use. 25 - M 1. Documents & Support. This product is perfect for those who need a variety of sizes of woodruff keys in one package. Flange Data. Manufactured from C45k key steel (plain finish) Conforms to DIN 6888 / ISO 3912 Made to minus tolerances (h9 on width and h12 on height) Sizes are width x height x diameter This website uses cookies Key standard sizes shaft failure theories ppt powerpoint presentation diaMetric woodruff keys are supplied to din 6888 / iso 3912 in c45k key Keyway chartKeys standard metric keyways mechanical. Woodruff key seat cutter can facilitate CNC processing and improve work efficiency 4. 80. Metric & Multistandard Components Corp. FREE delivery Thu,. Work Shop Buddy Woodruff Key Metric Grab Kit (3 x 5 x 13 - 6 x 9 x 22m. 6: 6. 5mm, 4 x 13 x 5mm, 4. 75 7 2 2. 130 sold. 205 Arden Street, North Melbourne VIC 3051. View Range;. Glarks 155Pcs 17 Sizes Woodruff Keys Assortment Kit Carbon Steel Woodruff-key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry 5. Assortment 2 of 2. 1 offer from $22. BOXTAC. 76 1. It is made of carbon steel and measures 1 x 3/16 inches. They have a square or rectangular cross section. Woodruff keys work well near shaft shoulders and on tapered shafts. 99 $ 15 . 6 6. Keyway toleranceKeyway-and-key-size-dimensions. Keyseat Dimensions for Woodruff Keys per. KeyWay /Key Dimensions. 【17 Sizes Woodruff Key Assortment Set】 The Woodruff Key Repair Kits have 155pcs 17 sizes woodruff keys. Metric woodruff keys are made to a minus tolerance (h9 on width / h12 on height) as standard Imperial woodruff keys are made to a plus tolerance (+0. 2 offers from $19. 1 - 1972 # Tolerance each on T1 and T2 (1" -14") is - . Total price: Add both to Cart. $1999. 98 sold. Excellent. boeray 164pcs Woodruff Key Assortment Metric Set 17 Sizes Carbon Steel Woodruff-key Kit Woodruff Key-Crankshaft. 7x10 3x3. The Performance Tool 80Pc Woodruff Key Assortment SAE has 8 popular sizes of woodruff keys in a re-sealable plastic case, including sizes like 1/8 x 3/16 x 33/64 in and 1/8 x 1/4 x 41/64 in. Metric woodruff key slot dimensions Metric. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. 11057 Metric Woodruff Key 3 x 5mm (Din 6888)10 x S. Woodruff Key Seat Cutters Solid Carbide Diamond Like Coated. DIN 11023. Products search. SIZE RANGE – WOODRUFF KEYS Woodruff Keys, DIN 6888 (Metric) Width ‘W’ Height ‘H’ Length ‘L’ Diameter Key No (d2 x 2) 1. boeray 164pcs Woodruff Key Assortment Metric Set 17 Sizes Carbon Steel Woodruff-key Kit Woodruff Key-Crankshaft. Metric key keyway dimensions per iso/rtt3 js9 width Metric plated Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key. Metric External Table Chart Thread Designations Sizes M 1. Made from M2 HSS ALL 12MM SHANKS. Must Read: 8 of the biggest things the ENEMEDIA has kept hidden from you?HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft Crank Key 4. It is also possible to become a BSI member and obtain copies ofthe Standards at much reduced prices. Metric External Table Chart Thread Designations Sizes M 1. 8 out of 5 stars. 1 - 1972 # Tolerance each on T1 and T2 (1" -14") is - . 00. Flat. 0 out of 5 stars 6 1 offer from $16. Woodruff Keys: The woodruff key is so called because of its manufacturing. Metric keyways are dimensioned by width and depth as measured from the radius of the shaft to the center of the keyway. 4 18 11 66 75 20 4. I have key way rod (rectangular and long) , you can use a slightly larger key. Install these keys in a drilled and reamed hole to locate fixtures and vises on your machine table. METRIC Sizes View Products. ) Choose from our selection of rectangle keys, including over 950 products in a wide range of styles and sizes. FREE delivery Sat, Nov 4 on $35 of items shipped by Amazon. Please note that the key sizes in parentheses are older sizes that are no longer commonly used. 140Pcs Sizes Metric Woodruff Key Assortment Set Parallel Square Stock Key Q235. Brand New. $13. The all-in-one metric woodruff keys assortment set will satisfy your different requirements in. £10. Woodruff keys work well near shaft shoulders and on tapered shafts. This is because even a very small deviation from the size does not combine with the hub. Metal Woodruff Key,80pcs Metal Woodruff Keys Assortment Kit Set Different Sizes Fasteners Mechanical Industry. Total price:. 4. Standard External Metric Thread and Fastener Sizes M 0. Woodruff Keys. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. Keyway metric key iso dimensions standard keyways r773 keys pdf bores shaft hub depth diameter standards engineering table edge widthSpecifying rectangular keyways Keys. Materials include carbon steel, stainless steel, aluminum, brass, copper, nylon. Designed for cutting keyways and keyseats, these woodruff-style cutters are designed with dished sides for clearance. Stainless steel grade A4 woodruff keys are also available to order. Standard metric screw dimensions are determined by the pitch and the major diameter, which as the illustration shows, is the largest diameter of the screw. 10. Shaft with Two Keyways Torque Applied Deformation and Stress Equations and Calculator. 5 mm 2 mm 2. W = Width. FEATURES: Exquisite craft, smooth surface. 99 FREE Returns Prime Day Deal Exclusive Prime price About this item These Woodruff Keys are made of high quality metal for. Special sizes and materials suh. 2-1967 (R1998) -. 5 25 Depth Hub, Shaft,. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. For additional reaches and possible subsitutes, please contact our Tech Team at 1-800-645-5609. 5mm, 3 x 19 x 7. 7mm 3mm x 5mm 3mm x 6. Gib keys are usually made from cold drawn steel which is cut to length and the taper and head are milled to specific tolerances and then tumbled to provide a finished edge. 99. Good for use outdoors and in washdown environments, these metric 18-8 stainless steel screws are more corrosion resistant than steel and nearly as strong. Three kits available: Imperial to BS46 Part 1 1958, Metric to BS4235 Part 2 1977 and a combined Metric/Imperial Kit. +. March 2022 Drive type fastenings without taper action - Woodruff keys - Dimensions and application. Non-Rok Woodruff Keys. Metric woodruff keys are measured in millimeters (ISO standard) or in micrometers in more. Find many great new & used options and get the best deals for METRIC WOODRUFF KEYS KEY SIZES 2mm 2. Glarks 205Pcs 12 Sizes Woodruff Keys Assortment Carbon Steel Woodruff-Key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry 4. Perfect fasteners for mechanical industry. 5mm, 4 x 19 x 7. 000/+. 5mm (Din 6888)10 x S. 2 Woodruff Key Size Table Chart ANSI B17. 💯【Comprehensive Assortment】----- Our Metric Woodruff Key Assortment Kit includes 211 pieces of 15 different sizes of half-round, half-moon, parallel drive shaft keys, making it easy to find the right size for any job, and at a great price, it's a must-have accessory for any tool line. com. 1-1943 Standard. 1 offer from $22. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. 102020 High Speed Steel No Coating View All Product Details:. 99 $ 22 . Metric Woodruff Keys - 2mm X 3. Because the keyseat is circular, the key will self-adjust to angled. 8 2 x 2. STOREHOUSE. Cut it to length to create the machine key you need. All of the woodruff keys are packed in a plastic box with a clear label size by sizes for portable and convenient to store. 53. Hole-Mount Fixture Keys. Use the infographic below to learn which measurements are required to select the correct woodruff key sizes for metric woodruff keys, inch woodruff keys, and hi-pro woodruff keys. 99The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. • Available in HSS M2 quality. They have an alternating right- and left-hand tooth style for removing more material at high speeds than straight-tooth keyseat cutters. 5mm x 7. 95 $ 15. 1. – Item 67584. 00 $ 15. 0 x 5. Width b. 99Woodruff Keys ANSI B17. These Woodruff keys are mostly used in machines, tools & automobile shafts ” to 2½” (6 mm to 60 mm) in diameter. 5mm, 3 x 19 x 7. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. Bottom and sides of the key slot in the shaft No. Opens in a new window or tab. Torqbolt supply woodruff keys to DIN 6888 / ISO 3912 metric sizes and BS 46 Part 1 imperial sizes. Key Stock is cold drawn to exacting tolerances with sharp corners, perpendicular and parallel sides, and smooth, bright surface finishes. DIN 6888 Contains 10 x S. Metric Key Steel. £10. 5mmRustark 205Pcs 12 Sizes Woodruff Key Stock Assortment Kit Half Moon Semicircle Bond Key Flywheel Key Metric Hardware for Mechanical Industry Use ★ WHY CHOOSE US? 1. They have a square or rectangular cross section. 89Metric Woodruff Keys - Assorted (95 pcs. 0mm. In stock and ready to ship. --keyway dimensionsKeyway chart diagram hallite. These keys have a rounded shape that makes them easy to remove when parts need to be taken apart frequently. 66. Company. Keyway Dimensions for Metric Woodruff Keys ASME 1318. Shaft with Two Keyways Torque Applied Deformation and Stress Equations. 5mm x 3. Free Postage. Nominal Key Size W x D Width Diameter Height Full Radius Flat Bottom 201 206 207. Opens in a new window or tab. Product variants. +. 56 $ 12. 6 mm (25 Each) Key Size 2 mm × 2. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. Part Width Height Length circ. They are designed for pulleys and drive shaft applications and are made from stainless steel, which offers corrosion resistance. Apart from the “intriguing” name Woodruff, I was also surprised by the Jaguar description of C. Metric and standard sizes are communicated differently. Woodruff. Product Features: Available in many different sizes and thicknesses; Conveniently packaged in a variety of piece counts to assist with both small and large projects; Easy to InstallWoodruff Key Search Results. This key stock is undersized, so keys will fit slightly more loosely than standard keys and are best for inconsistent keyways. 000/+. 5mm X. BS 4235-2:1977, ISO 3912-1977: Specification for metric keys and keyways - Woodruff keys and keyways. Woodruff key cutter size chartStandard woodruff keys Shaft standard key sizes rectangular gates keys diameters most non std readily availableKeyway key. boeray 164pcs Woodruff Key Assortment Metric Set 17 Sizes Carbon Steel Woodruff-key Kit Woodruff Key-Crankshaft. 1⁄2 . Metric key keyway dimensions per iso/rtt3 js9 width Metric plated Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key. For example, Gear drives, Pulleys or Sprockets are connected securely using keys to the power transmitting shaft. Add to Cart. 6 out of 5 stars 66 #1 Best SellerWOODRUFF KEYS WITHOUT PINS. com. Examples of Woodruff keyseat cut- shown on page 869. These keys have a rounded shape that makes them easy to remove when parts need to be taken apart frequently. HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft Crank Key 4. +C $28. Glarks 205Pcs 12 Sizes Woodruff Keys Assortment Carbon Steel Woodruff-Key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry 5. Taper metric dimensions keyway key bs 1972 keyways keys. In stock and ready to ship. 5 out of 5 stars 68 1 offer from $22. stocks DIN 6888 Metric Woodruff Keys in carbon steel. See dimensions W and h in Figure 1. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. 6x7 2x3. 3 10 8 39 44 12 3. Save up to 9% when you buy more. Re-design the shaft shown below to be a uniform,Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key All torque transmissions resourcesKeyway chart bore resources torque alltorquetransmissions. On the now freed pulley, look for a semicircular piece inset into the shaft. But ensure the weakened shaft can support the load. Our carbon keys are normally made from cold. 4 3 3 11 12 4 1. (Dimensions comply with DIN 6885/1) † Requires use of chamfered keys. Woodruff keys, identifiable by their half-moon shape, are measured two ways depending on if it is an imperial or metric key. boeray 164pcs Woodruff Key Assortment Metric Set 17 Sizes Carbon Steel Woodruff-key Kit Woodruff Key-Crankshaft. boeray 164pcs Woodruff Key Assortment Metric Set 17 Sizes Carbon Steel Woodruff. 1. 350. Glarks 205Pcs 12 Sizes Woodruff Keys Assortment Carbon Steel Woodruff-Key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry 4. 【15 Sizes Woodruff Key Assortment Set】 The Woodruff Key Repair Kits have 150pcs 15 sizes metric woodruff keys. Depth. BOXTAC. Harvey Tool's Miniature Keyseat Cutters offering is unmatched in the industry, featuring hundreds of specialty sizes and styles. Take out the key. Now let’s say. 4. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. assortments and fastener kits are available for clevis and bridge pins, electrical connectors, flat washers, hose clamps, key stock and machine keys, lock and flat washers, retaining rings, three-point-pins, and woodruff keys. Bookmark this page. Woodruff keys assortment availableShaft keys Woodruff metric keyway iso 6888 cutter supplied packed 5pcs 10pcsSquare key stock assortment. 3. That means, a one inch shaft should have a quarter inch key. in Automotive Replacement Engine Woodruff Keys. Key Size 1. pdf Shaft diameterMetric woodruff keys key chart dimensions inches din steel iso 6888. 99 $ 19. 90 MORE INFO. 0 x 9. All of the woodruff keys are packed in a plastic box with a clear label size by sizes for portable and convenient to store. Woodruff keys are semi-circular shapes in two kinds. Hex, round, and step profiles are available to mate. 460pc Woodruff Key / Snap Ring / Roll Pin / E-Clip Assortment Set. 6 mm (25 Each) Key Size 2 mm × 5 mm (25 Each). pdf Shaft diameterMetric woodruff keys key chart dimensions inches din steel iso 6888. 76 7 EQS-B2-2 2. They provide the torque to drive the rotating component and help prevent unwanted slipping or movement. 1) The tolerance zone for hub keyway width b for parallel keys with normal fit is ISO JS9 and with close fit ISO P9. Standard Keys and Keyways for Milling Cutters and Arbors ANSI/ASME B94. Woodruff Keys. . 100+ bought in past month. 6x7 2x37xlO 25>01 x 10 16 4 x 65 x 16 4 x 75 x 19 5x65x 16 5x75x19 6 x 9 x 22 6xlOx25 Basic Size 1. Arbor and Keyseat . 2 out of 5 stars 108. All the sizes you need in one convenient kit! Features. Woodruff keys are semicircular, fitting partly into a circular segment keyway with the remainder fitting into a longitudinal slot keyway in the mating part. 6% coupon applied at checkout Save 6% with coupon. 846. 875″ Cut Dia, 0. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. Glarks 205Pcs 12 Sizes Woodruff Keys Assortment Carbon Steel Woodruff-Key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry 4. Want to learn more about Key Stock and Machine Keys? Visit us on Facebook, Twitter, and Li. 99 $ 13. Browse our extensive selection for reliable and precise keying solutions for your machining needs. 5x3. 80pc WOODRUFF KEY ASSORTMENT METRIC VARIOUS SIZES 3mm To 6mm Width. 5mm x 2. 99 $ 21 . 24. All dimensions are given in inches. Find high-quality machine keys and woodruff keys at Global Industrial. 4. 4 out of 5 stars 46Hi-Pro Woodruff Keys. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. 25 - M 1. Types. Overview. See moreKeyway Dimensions. Keyway Dimensions for Metric Woodruff Keys ASME 1318. Custom-Made Woodruff Keys We are also a UK manufacturer of custom-made and non. Huyett carries keystock in a variety of materials to match the tolerances and mechanical strength you need. Woodruff Key Kits. za71748 (423) 99. 3 8 7 31 38 10 3. All industry standard Woodruff, HyPro, and NonRok key sizes are stocked and available for immediate shipment in two grades of steel; Special Carbon Steel (SAE 1035) and Heat Treated Alloy Steel (SAE. 4. 30. Shaft keys types key chart designs taperedKeys different istock only Keystock tequipmentKeyway metric broach keyways broaches. Keyways Index. 2 – 1967, R1990 can be referenced for measuring standard woodruff keys. America's online Screw, Bolt and Fastener Supplies superstore! Frequently bought together. Detailed width tolerance information is best drawn. 4. Glarks 205Pcs 12 Sizes Woodruff Keys Assortment Carbon Steel Woodruff-Key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry 5. Surface Finish — Sides and bottom of keyways shall not exceed 250 micro inches. 5*16: 10pcs; 4*5*13: 10pcs; 4*6. OK, I guess the straight key is the way to go, then. Enquire. 99HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft Crank Key 4. 33. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. Keyway standard dimensions keyseat pdf printer friendly information. I will be attaching two sprockets to each shaft in the center. 11061 Metric. PRODUCTS; WHAT’S NEW; ABOUT; CATALOGUES. Includes only #4 in the picture. Ships from and sold by Amazon. These keys have a rounded shape that makes them easy to remove when parts need to be taken apart frequently. Get it as soon as Sunday, Sep 10. 2 out of 5 stars 120. 7mm 2mm x 5mm 2. 6. Order Code: K72316. 6mm 2mm x 3. 2 out of 5 stars 16 $15. For example, Gear drives, Pulleys or Sprockets are connected securely using keys to the power transmitting shaft. High Quality ---- Made of carbon steel material with high hardness and toughness, provides high corrosion resistance and wear resistance for a long-lasting use. com: HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft. Assortment 2 of 2. Nominal Key Size (bxD) Nominal Key Height (h1) Nominal length* MF Ref. Straight cylindrical involute splines — Metric module, side fit — Generalities, dimensions and inspection — Amendment 1: Section three: Inspection. for pricing and availability. If pliers don't work, try to wedge it out with a small screwdriver. 5mm, 4 x 13 x 5mm, 4 x 16 x 6. Check out our 4375 Keyseat Cutter – it was designed for small engine manufacturing and automotive companies where narrow-width slots are necessary. 6 6. Table 6. $4. in Automotive Replacement Engine Woodruff Keys. 29. The cutter is widely used for milling steel, aluminum, copper and iron 2. EQS-B2-1 1. Rectangular or square parallel keys and their corresponding keyways (Dimensions in millimetres) 95. EQS-B2-1 1. 2 standards for dimensions and tolerances. HaSaoMoi 200pcs Metric Woodruff Key Assortment Kit with 15 Most Popular Sizes - Woodruff semicircle Key - Half Moon Key - Keyway - Shaft Crank Key. Woodruff Key The Woodruff keys are semicylindrical in shape and are manufactured in various diameters and widths. 7mm, 3 x 13 x 5mm, 3 x 16 x 6. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. These sizes cater to. 95. 1-866-933-2911 [email protected]. 7759 . All of the woodruff keys are packed in a plastic box with a clear label size by sizes for portable and convenient to store. Glarks 155Pcs 17 Sizes Woodruff Keys Assortment Kit Carbon Steel Woodruff-key Semi-Circular Keys Metric Set for Fasteners Mechanical Industry. Keys and keyway Dimensions. 994 products. 157) In. $ 29. We also supply key steel in either 300mm or 1000mm lengths in C45k material and 316 (A4) stainless steel. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. 18-8 stainless steel key stock offers a balance of strength and corrosion resistance. 6x7 2x3. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. Ball, Unflanged, Metric Size; Ball, Extended Inner Race; Plastic Ball Bearings; Woodruff key is a easily adjustable key, with a hammer blow to the key. VE Pump Shaft "Woodruff" Key Part Number: 1460023307. Woodruff key; Saddle keys. 4660 or click here to. Metric External Table Chart Thread Designations Sizes M 1. Mine happens to have a 40 grit sanding disc but a stone wheel would work fine. Standard External Metric Thread and Fastener Sizes M 0. 6mm, 3 x 10 x 3. 99. Flat. Woodruff Keys - Metric. These sizes cater to different shaft diameters and keyway dimensions, ensuring a proper fit for your specific requirements. In the Metric system it is common practice to specify the key size. The sizes range from the commonly used 1/4, 1/8, 3/16 inch to metric measurements like 3mm, 4mm, 5mm, and larger variations such as 606, 404, and 406 woodruff keys. Frequently bought together. Standard External Metric Thread and Fastener Sizes M 0. 6 out of 5 stars 66. 99. S.