M20 X 20mm 圓點螺絲套件 | 18/8 不鏽鋼 (50 入)

I needed a fastener that could handle tight spaces on a marine railing, and the hex socket drive on these made installation straightforward even with limited clearance. The 18/8 stainless steel feels solid and shows no signs of rust after a few weeks of moisture exposure.

Installed a batch of these to secure a pulley hub and the cup point bit into the shaft exactly as it should, holding firm under load. The 18/8 stainless finish looks clean and the hex socket gave me plenty of bite with an Allen key, even in a cramped spot. Solid pick if you need set screws that don'

The hex socket drive made these easy to tighten in a tight spot under my workbench. The 18/8 stainless steel feels solid and should hold up well outdoors. Great fit for the M20 hardware I needed.