Rock Drilling Tools

Taper button bits, especially Taper button bits are the most popular tapered drill bits with a wide selection of head diameters from 26mm to 48mm. With carbide buttons hot pressed on the bit skirts, tapered button bits have a good drilling performance and are excellent in longevity.

We manufactuer various tapered button bits in different degrees as below:

Bit diameter: 26mm to 60mm;

Tapered degree: 4°46', 7°, 11°, 12°;

Shank sizes: Hex. 19mm, Hex, 22mm and Hex. 25mm.