Stainless Steel Keps Nuts With K-Lock Lock Washers And Tooth Washers Hex Nuts Assortment Kit 170 Pieces Sizes 4-40 To 5/16-18 UNC 304/420 Stainless For DIY And Pro Hardware Projects

Stainless Steel Keps Nuts Kit for Hardware Fastening
✔️ 170-piece assortment in SAE sizes #4-40 to 5/16-18 UNC, made of 304/420 stainless steel for corrosion resistance

These keps nuts are hex fasteners with built-in lock washers that prevent loosening from vibrations, making them a go-to choice for DIY fixes, automotive work, and industrial setups where secure connections matter.

✅ 170 pieces total in 7 common SAE sizes for versatile hardware needs
✅ Made from 304 stainless steel nuts and 420 stainless steel washers for chemical resistance and mild magnetism
✅ Includes 40 pieces of #4-40 UNC, 35 pieces of #6-32 UNC, 30 pieces of #8-32 UNC
✅ Also features 20 pieces of #10-32 UNF, 20 pieces of #10-24 UNC, 15 pieces of 1/4"-20 UNC, and 10 pieces of 5/16"-18 UNC
✅ Packed in a plastic box for easy organization and quick access during projects

💡 Why do lock nuts help keep fasteners secure in machinery and vehicles?
Lock nuts provide a solid way to stop vibrations from undoing bolts.
- They use built-in washers that grip surfaces tightly
- Offer better hold than regular nuts in engines or frames
- Stand up to weather and chemicals for longer life
- Make setups faster without needing extra parts

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