Rock drilling button bits
Negotiable /Piece
Min.Order:50 Pieces
Xiamen Bestlink Factory Co., Ltd.
We can produce any type of drilling tools.
Botton bit taper angle
a=4°46",7°,11°,12°
Socket inside Dia.
d=19,22,25mm
We can manufacture according to customer's sample or drawing of the Bit Dia, No. of air/water holes,carbide button shape and the face shape.
Main technical data
Description | Diameter | Length | No. of button | Weight |
Taper Angle a=4°46″, 7°, 11°, 12° Socket inside Diameter. d=19, 22, 25.
| mm | mm | pcs | kg |
28 | 50 | 4 | 0.2 | |
29 | 50 | 4 5 6 7 | 0.2 | |
30 | 50 80 | 5 6 7 8 | 0.2 0.3 | |
32 | 50 55 71 80 | 6 7 8 9 | 0.2 0.22 0.3 | |
33 | 50 55 71 80 | 6 7 9 | 0.2 0.3 0.36 | |
34 | 50 55 | 7 8 | 0.22 0.3 | |
35 | 55 71 80 | 4 5 6 7 | 0.22 0.3 0.37 | |
36 | 50 55 | 7 | 0.3 0.35 | |
37 | 55 | 4 6 7 | 0.3 | |
38 | 50 55 | 4 6 7 | 0.25 0.35 | |
40 | 50 55 | 7 | 0.35 | |
41 | 50 55 71 | 4 5 | 0.35 | |
42 | 50 | 6 7 | 0.4 | |
45 | 50 55 71 |
| 0.5 |
Disponible español e inglés(Spanish and English availible)