M6-1 x 100mm 六角頭螺絲 | 10.9 級鋼 無鍍層 | 半牙 (800 顆/包)

Used these on a trailer frame repair and the partial threading on the 100mm length gave plenty of grip where I needed it without bottoming out. Class 10.9 steel feels solid under the wrench, and the heads seated cleanly in a standard socket.

I needed some heavy-duty bolts for a machine frame, and these M6 x 100mm screws handled the torque perfectly without stripping. The hex head gives a solid grip with a socket, and the 800-pack should last me a while.

The partially threaded design made installation on my machine frame much faster since the smooth shank slides through alignment holes without binding. The hex heads also gave my socket wrench a solid, wobble-free grip during tightening. Exactly the heavy-duty fasteners I needed for this equipment bu