They fasten wood to wood, metal to metal ... The process of cutting threads in the wall of a hole is known as tapping. Sheet metal screws are known as self-tapping fasteners because they cut ...

They otherwise resemble sheet metal screws. Set screws are headless ... They are driven with recessed socket or flat heads. Wood screws have the intention of penetrating wood, but can be used in many ...

Pin-In-Hex Socket Screws feature a small metal post in the middle of the screw head that prevents a normal hex driver from engaging. Available in stainless steel in both machine screw and sheet metal ...