Pro Grade Carbon Steel Round Ended Feather Key Set Kit With 140Pcs In 16 Sizes 3mm 4mm 5mm 6mm Keystock Key Stock For Drive Shafts And Fasteners Handy Storage Box Ideal For Mechanical Industry DIY Projects Gearhead Friendly And Pro Ready

Pro Grade Feather Key Set: 140 Pcs in 16 Sizes for Shafts
✔️ 140 pcs carbon steel keystock in 16 sizes, clear storage box

This feather key kit is built for securing pulleys, hubs, and drive shafts. Use in mechanical assemblies, gear setups, and DIY projects where torque transfer and proper alignment matter.

✅ 140 pieces total in 16 sizes from 3x3x8mm to 6x6x30mm
✅ Carbon steel for rust resistance and durability
✅ Includes a clear storage box for quick access
✅ Fits drive shafts, pulleys, hubs and fasteners in standard keyways
✅ Precise ground finish for smooth operation

💡 What is a feather key set used for in mechanical assemblies? Feather keys lock pulleys, gears and hubs to shafts to transmit torque and keep alignment. - transfers torque between shaft and hub
- fits standard keyways across multiple sizes
- rust-resistant carbon steel for longevity
- kept in a clear box for quick access