300Pcs Internal Hex Drive Cup Point Set Screws Assortment Kit In 304 Stainless Steel UNC Threads Includes Sizes 2 56 4 40 6 32 8 32 And 12 Varieties For Quick Hardware Fixes For DIYers
✔️ 304 stainless, UNC threads, 12 sizes, 25 pcs each, total 300
This 300-piece cup point set screw kit is made from 304 stainless steel with UNC threads, designed for reliable, high-holding fasteners in DIY projects, toolboxes, and workshops. The clear compartmented box keeps all 12 sizes organized for quick replacements during maintenance and assembly tasks.
12 sizes included: #2-56, #4-40, #6-32, #8-32 UNC; 25 pcs per size
✅ 304 stainless steel with corrosion resistance and strength
✅ Internal hex socket (Allen head) for a compact drive
✅ Cup point creates high holding power by biting into the surface
✅ Coarse threads for quick seating and secure grip
✅ Overall length listed is the full screw length
✅ Packaged in a see-through plastic box for easy access
✅ Suitable for securing pulleys, gears, and brackets
✅ Includes common SAE sizes for easy replacements
💡 What is a cup point set screw used for in mechanical assemblies?
- In many projects, these screws lock pulleys, gears, or shafts to prevent slipping. - The cup point bites into the contact surface for high holding power. - Stainless steel construction resists corrosion and adds durability. - The 12-size kit covers common SAE sizes for quick replacements.