50 Pack M3 X 4mm Internal Hex Socket Grub Set Screws With Flat Point Crafted Tough From Solid 304 Stainless Steel For Knuckle Busting Garage Builds And No Nonsense Shop Upgrades

Get 50 count M3 x 4mm stainless steel grub screws
✔️ 304 steel, flat point, internal hex, 3mmX4mm size

These flat point grub screws act as locking fasteners that hold shafts and collars tight without marring surfaces. Builders, bike mechanics, and shop technicians grab them to secure pulleys, knobs, and small motor linkages. The solid 304 metal handles wet garages and oil splashes while keeping every joint locked down.

✅ Thread diameter matches standard fixtures at 3mm overall width
✅ Screw length runs exactly 4mm or 0.16 inches from tip to head
✅ Inner hex bore measures 1.5mm or 0.059 inches for clean torque
✅ Pitch sits at 0.5mm or 0.02 inches spacing for rapid alignment
✅ Quantity delivers 50 units per box for bulk machine repair jobs

💡 Why choose 304 stainless set screws over zinc plated ones for heavy duty machinery?
Grabbing corrosion proof fasteners keeps your assemblies running smooth and saves you from constant rust replacements. A handy swap to marine grade hardware pays off when dealing with damp workshops.
- Solid 304 alloy blocks oxidation better than cheap plating methods
- Flat head design protects delicate aluminum components from galling
- Internal hex driver clears tight bays where regular wrenches cant reach

✝️