Rock Solid 1/4 20 X 1 Flat Head Hex Socket Cap Screws And Bolts Made From Genuine 304 Stainless Steel With Black Oxide Coating For Hard Working Tradesmen And Weekend Warriors Comes With Allen Tool
✔️ 1/4-20 x 1 inch 6.35 x 25.4 mm 304 steel hex socket bolts
This pack of thirty flat head hex socket cap screws provides heavy duty fastening for workshop repairs, automotive builds, and marine hardware. Each fastener spans six point three five mm diameter and twenty five point four mm length alongside standard inch sizing for mixed material projects.
✅ 30 pieces per pack plus one allen wrench✅ Black oxide coating prevents surface corrosion
✅ Fully crossed thread design maximizes grip length
✅ Resistant material handles high pressure loads
💡 Why do flat head machine screw threads fail prematurely during assembly?
The main cause is cross threading or using hardened steel drills on softer alloys. Proper technique keeps everything handy and secure.
- Apply light oil to reduce friction when turning the drive tool
- Align the shaft straight before engaging the tapped hole
- Check thread pitch matches your project material specifications
- Stop tightening immediately once surfaces sit flush and level