We offer high quality of tapered button bits & tapered drilling equipments, these tapered drilling button bits are made with high quality of raw material through special heat treatment, various type suitable for different work site. The diameter of tapered bits is from 28mm to 43mm with 4 6 7 11 12 taper degree. The deliver capacity are very strong and can completely meet customers' requirements on th design.
Made with high quality of raw material through special heat treatment, widely applied in Hand Hole(short-hole) drilling system for dimensional stone quarrying.Tapered button drill bits are widely used for drilling hard or very hard work. They are mainly equipped on rock drilling equipment, well drilling equipment and oilfield equipment. At now, we are exporting the huge quantity of 28mm-43mm for South Africa Platinum mine, Nepal and Chile quarry.
(1) Connect Size: Φ22, Φ25 and etc.
(3) Tapered connection: 4 degree, 6 degree, 7 degree, 11 degree, 12 degree etc.
Packing: Wooden cases or plastic boxes.