Round Ended Feather Key Set, 140 Pcs Parallel Drive Shaft Keys, Key Stock Assortment for Shaft Keyways, 3Mm 4Mm 5Mm 6Mm, High Carbon Steel, Durable, Corrosion Resistant, A Must Have for Mechanical Projects and Fasteners MUZHUPGUZ

Round End Feather Key Kit, 140-Piece Shaft Key Set
✔️ 140-piece Woodruff key stock: 3-6 mm, high carbon steel

This round-ended feather key set includes 140 pieces in multiple sizes, designed to fit shaft keyways and pulleys for reliable torque transmission in mechanical assemblies. Stored in a clear, compartmentalized box for easy transport and quick access, it's ideal for maintenance, repair, and DIY projects.

✅ High-carbon steel construction for durable, reliable performance
✅ Round-ended feather keys fit shaft keyways and pulleys
✅ Corrosion and rust resistant coating for long life
✅ Includes sizes from 3x3x8 mm to 6x6x30 mm
✅ Transparent storage box keeps keys organized and portable
✅ 140-piece assortment covers common shaft keyway needs

💡 What is a woodruff key set used for in shaft and pulley assemblies? This handy tool locks parts and transmits torque effectively.

- It locks pulleys, gears, and hubs to shafts to prevent slip - It ensures proper alignment and reliable torque transfer - It supports quick assembly and maintenance in mechanical setups