DIY Ready M3 Grub Screws 8mm 0.5mm Pitch, Headless Cup Point And Flat Point Internal Hex Drive, 304 Stainless Steel, Concave End, Metric External Thread, Great For Towel Racks And Door Knobs, 100 Pieces

Premium M3 Stainless Grub Screws 8mm x 0.5mm Pitch
✔️ M3x8mm, 0.5mm pitch, headless cup/flat grub screws, 304SS, 100 pcs

These internal hex socket grub screws are M3 x 8 mm made from 304 stainless steel, offering strong corrosion resistance for long-lasting use in both indoor and outdoor projects. They’re ideal for securing pulleys, gears, handles, towel racks, and other hardware where a flush, headless fastener is preferred.

✅ Size: M3 x 8 mm, 0.5 mm pitch
✅ Material: 304 stainless steel for corrosion resistance
✅ Drive: internal hex (Allen) socket for secure tightening
✅ Point: cup point and flat point options for grip
✅ Pack: 100 pieces, great for DIY towel rack and door knob projects

💡 What is a grub screw used for?

Grub screws lock components on a shaft without a head, keeping assemblies flush and clean.

- Secure pulleys, gears, and handles to shafts - Used in furniture, machinery, and electronics for clean, compact mounting - Stainless steel variants resist corrosion in outdoor or damp environments