135 Pcs Woodruff Key Assortment Kit, Flywheel Pulley Crank Way Key Set, 21 Sizes for Automotive and Machinery Repair, Durable Steel Keys in Portable Storage Box

135 Pcs Woodruff Key Assortment Kit, Flywheel Pulley Crank Way Key Set, 21 Sizes for Automotive and Machinery Repair, Durable Steel Keys in Portable Storage Box

• Complete Size Variety: This woodruff key assortment kit includes 135 pieces in 21 different sizes to fit a wide range of shafts and applications, ensuring you always have the right key for flywheel, pulley, or crankshaft repairs without guesswork.
• High-Strength Material: Each woodruff key is precision-made from hardened steel for long service life and excellent durability, resisting deformation and wear even under heavy mechanical stress in demanding automotive or industrial environments.
• Versatile Application: Ideal for mechanics, engineers, and DIY enthusiasts working on engines, transmissions, motorcycles, lawnmowers, or industrial machinery where secure keyway alignment between rotating parts like flywheels and crankshafts is critical.
• Organized and Portable: All 135 woodruff keys are neatly stored in a compact, labeled plastic box that prevents loss, simplifies identification, and allows quick access during repairs—perfect for both workshop organization and on-the-go field service.
• Precision Engineering: Designed with accurate dimensions and smooth edges to minimize stress concentration in keyways, these woodruff keys ensure reliable torque transmission while reducing the risk of shaft damage during installation or operation.