The basic tapping screws are classified as thread forming and thread cutting. Thread-forming tapping screws displace the material adjacent to the pilot hole so it flows around the screw threads.

Self-tapping screws are usually drilled into pre-made holes (pilot holes) in metals, such as zinc, aluminum, and bronze and its alloys, as well as plastics and resin-impregnated plywood. They create ...

It seems like there are a million ways to attach stuff to your car. You can use adhesives, rivet nuts, bolts or if you're some type of savage, there are zip-ties. Self-tapping screws also get used a ...

Powers Fasteners' Tapper and Screw Anchor has a new thread desing and lower torque. This line of screw anchors can handle most light to medium duty fastening applications in concrete, block and brick ...