The Fact About types of screw heads That No One Is Suggesting
It can be driven by an adjustable wrench or even a six- or 12-level socket. This type of screw head is ideal utilized when space is limited Considering that the scaled-down wrench can efficiently rotate the screw. you'll have heard this kind of screw head referred to as a Robertsons. The square Middle helps prevent cam outs. if you use website me