How Much You Need To Expect You'll Pay For A Good types of screw heads diagram
Buttress threads handle exceptionally superior axial thrust in one way, which interprets into significant thread power.The "8" stands for the gauge, and 8 is a fairly regular dimension that you will use often. The ½ implies the screw is 50 % an inch in length. They're crafted from steel, so we know they're only intended for inside use.Countersink