THE 5-SECOND TRICK FOR TYPES OF SCREW HEADS

The JIS B 1012[26] was normally located in Japanese manufactured products, which include cameras and motorbikes. Superficially it seems like a Phillips screw with narrower plus more vertical slots, to offer a lot less tendency to cam out. A pentagon screw push employs 5-sided fastener heads, as well as fastener is named a penta screw or penta bolt