50 Pcs M4 X 0.5mm Fine Pitch Cup Point Grub Screws With 5mm Length And 2mm Hex Socket Fine Thread Black Oxide Stainless Steel 304 High Tensile For Pro Grade DIY Projects And Precision Machines

50-Pack M4 x 0.5 Fine Pitch Cup Point Grub Screws
✔️ 50 pcs, M4 x 0.5mm, 5mm length, 2mm hex, black oxide

These cup-point grub screws are built from high-tensile steel with a black oxide finish, designed for secure, flush mounting in precision machines, DIY rigs, and fixtures where a low-profile hold matters.

✅ Size/Thread: M4 x 0.5mm (diameter 4 mm, pitch 0.5 mm; 0.157 in x 0.020 in)
✅ Length: 5mm (0.197 in)
✅ Inside hex: 2mm (0.079 in)
✅ Finish/Material: Black oxide, high-tensile 12.9 grade steel
✅ Quantity: 50 pieces

💡 What is a cup point grub screw used for in precision machinery and fixtures?

In general, this screw type locks parts in tight spaces with a flush profile, handy for secure mounting in DIY projects and precision setups. - It helps secure gears, pulleys, and fixtures without sticking out - It provides reliable clamp force in small spaces and aligns parts cleanly - It works well in clamps, jigs, and alignment fixtures for repeatable results