M10 X 60mm 平頭內六角止付螺絲 | 合金鋼 (100個/包)

Used a couple to secure a guide rail on my CNC router table and the hex socket drive made them easy to tighten even in a cramped spot. The alloy steel feels sturdy, and the flat point held firmly without marring the surface.

Installing a handrail in my garage was way easier with these set screws—the hex socket let me torque them down without stripping. The flat point grips the shaft firmly, and they're solid alloy steel, not cheap zinc. Exactly what I needed for a permanent hold.

I was a bit worried the flat point tip wouldn't hold as well as a cone point, but it's actually perfect for aligning parts in tight spots with my bike's handlebar clamp. The alloy steel feels solid and the hex socket lets me torque them down without stripping. Exactly what I needed for that job.