We are a Manufacturer of HSS Center Drill Bits in China, suitable for drilling the holes in many materials such as pebbles, stones, glass, etc. They can also work on softer materials such as drilling hole metals, fiberglass, etc. It is a drill bit with high sharpness and outstanding durability. HSS Center Drill Bits are ideal for accurately drilling a center hole in preparation for a larger drill bit to be used. Center Drill Bits are ideally designed to drill a small diameter pilot hole followed by a 60-degree countersink that provides a bearing surface for a 60-degree point of the lathe center.

HSS Center Drill Bits in a wide range of standard and custom sizes. This range suits light to medium machining needs. It supports multiple industrial applications. It offers flexibility for workshops and production units. It ensures accurate centering and reliable drilling performance. High speed steel combined drills and countersinks, double ended and used mainly on the lathe to produce a location for the tailstock centre or prior to drilling.