Button shape: Spherical, Ballistic
Skirt: Long skirt, Short Skirt. Taper degree: 6Â°, 7Â°, 11Â°, 12Â°
Package: In wooden case or in caton
Shank Hex. Size: 19mm, 22mm, 25mm
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. In addition to tapered buttons drill bits, we provide tapered chisel drill bits, as well as taper drill rods, etc. They are mainly equipped on rock drilling equipment, well drilling equipment and oilfield equipment. They are widely used for rock drilling, blasting holes and other drilling works in quarries, coal mines, road and dam constructions and other similar projects."
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