M16 X 70mm 內六角肩螺絲 | 六角頭 | 六角驅動 | 合金鋼 (25 / 包)

Used one as a pivot pin for a heavy gate hinge and the precision-ground shoulder made alignment effortless compared to the hardware-store bolts I've tried. The hex socket drive grips firmly without stripping, even after tightening with a breaker bar. Solid alloy steel throughout, no complaints for t

These things barely show wear after months of daily use as axle pins on my workshop press. The precision-ground shoulder makes alignment effortless, and the hex socket drives cleanly every time. Hard to beat for the price.

Needed a perfect pivot for a heavy jig I'm building, and these M16 shoulder screws fit the bore with zero slop. The socket head lets me torque them down securely without stripping.