5 SIMPLE TECHNIQUES FOR KINDS OF SCREW HEADS

A 12-issue screw travel employs two overlapped hexagon shapes, just one rotated by thirty°. Standard twelve-point hex socket bits and wrenches healthy these screws. The screw heads are typically flanged, and should match into conventional Allen hex socket cap screw counterbores molded or machined into areas to be mounted.These screws Possess a hea