M3×4mm 平頭六角螺絲 | 18/8不鏽鋼 (1000入/包)

The hex drive makes installing these in tight spots so much easier than slotted grub screws. A full thousand pieces in 18/8 stainless means I won't run out for a while, and they hold up nicely against rust.

I needed a large batch of these for a robotics project and the 18/8 stainless steel feels sturdy enough for repeated adjustments. The flat point tip seats nicely without marring the surface, which was my main concern.

The hex socket drive makes a huge difference when you're torquing these down in a tight spot—my Allen key seated perfectly every time. The 18/8 stainless finish looks clean and hasn't shown a hint of rust after a few weeks in a damp workshop. For a thousand pieces, the flat points are consistently m