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16 METRIC SIZES FOR PRECISE REPLACEMENT This assortment contains 160 pieces of parallel machine keys across 16 specific metric dimensions from 3x3x8mm to 6x6x30mm. This variety allows mechanics and DIY users to find the exact replacement fastener needed for lost or worn original parts during equipment maintenance.CARBON STEEL TORQUE TRANSMISSION Manufactured from carbon steel to maintain structural stability under physical stress. These drive shaft keys are engineered to securely lock hubs, gears, and pulleys to rotating shafts, effectively preventing independent rotation and ensuring synchronized power transmission.ROUND ENDED FEATHER DESIGN Features standard rounded ends designed to fit seamlessly into corresponding enclosed machine keyways. This straight parallel profile allows the key to slide into the shaft slot smoothly without altering the existing mechanical structure.ORGANIZED WORKSHOP STORAGE Packaged in a transparent plastic organizer case with fixed individual compartments for each size. The inner lid features a printed dimension chart, enabling quick visual identification and retrieval, reducing downtime while working in the garage or factory.EQUIPMENT FITMENT SPECIFICATION Functions as connecting hardware for automotive engines, gocarts, lawn mowers, tractors, and small generators. Note for specific slot types Please verify your machines slot shape to ensure compatibility. The straight profile of these parallel keys requires a different keyway design compared to half moon woodruff keys. MORE DETAILS asin B0FWWWQSL1 bestsellersrank 70,670 in Automotive See Top 100 in Automotive 8 in Automotive Replacement Engine Woodruff Keys brand BiTeLong customerreviews 4.6 4.6 out of 5 stars 45 4.6 out of 5 stars datefirstavailable October 18, 2025 exterior Polished itemmodelnumber PingXing160pcs itemweight 13.7 ounces manufacturer BiTeLong manufacturerpartnumber PingXingJian160pcs model PingXing160pcs packagedimensions 6.77 x 3.9 x 0.75 inches
