32mm Button Drill Bit 11degree Small Rock Drill Bits
Product introduction:
Taper bits, especially Tapered button bits are the most popular tapered drill bits with a wide selection of head diameters from 28mm to 45mm. 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 .
specification:
Button Bit | |
Diameter | 32/34/36/38/40/42mm |
Connection method | Taper Thread |
Type of Skirt Body | 50/55/65mm |
Taper | 7°/11°/12° |
Color | Yellow, black ,red,green and so on. |
Productive process | Forging and heat treatment |