Thread Forming Tap: 5/16-18 UNC, 2B Class of Fit, Bottoming, Powdered Metal High Speed Steel, TiCN Coated MPN:13172-91C

This 5/16-18 UNC thread forming tap is constructed from premium high speed steel with a black oxide finish for durability and corrosion resistance. The bottoming style provides extra strength at the bottom of threads, ideal when forming the first few threads into a workpiece. It features TiCN coating on the flutes which allows for easier chip removal and reduces friction while drilling or tapping. This tap is intended for use in metal materials such as mild steel, cast iron, brass, aluminum, copper, and stainless steel. Its Class 2B fit class offers good all-purpose fit with a moderate chamfer and clearance. This thread forming tap is an essential tool used to create threads by cold swaging materials into shape without causing any damage to delicate or fragile material surfaces during the process of tapping operations in various industries such as automotive, aviation, construction or machine shops among others where precision and reliability are crucial for producing quality threads.