361 - 370 of 1680
tunneling button drill bit
Selling leads
|
...then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • ST68 thread system Color: Green,Blue ...
2024-12-09 10:43:16
|
|
...button dril bits are made by high quaty aloy steel bar and tungsten carbides. Through heat treatment, our driling tools are tough enough to meet ...
2026-02-10 05:12:33
|
|
T51 127mm Spherical Buttons Drop Center Rock Drill Bits Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock ...
2026-05-02 00:02:53
|
|
...bit T38 64 / 76mm Used in benching and long hole drilling Thread Button bit is well known for its high wear resistance on medium-hard to hard ...
2024-12-09 18:51:21
|
|
...: Ballistic and Spherical Buttons number and diameter: gauge 9x16mm spherical, front 10x14mm ballistic, Flushing holes: 3 front flushing holes With ...
2026-05-02 00:02:53
|
|
...: Ballistic and Spherical Buttons number and diameter: gauge 9x16mm spherical, front 10x14mm ballistic, Flushing holes: 3 front flushing holes With ...
2026-05-02 00:02:53
|
|
... that is known to have strong configuration against carbide fracture.Recommended for eliminating hole deviation. • Widely used drifting and ...
2026-05-02 00:02:53
|
|
...Buttons Concave Face DTH Drill Bits SD6 / DHD360 Down The Hole Tools Specification Dth rock drill bits are in different sizes ranging from 3" to 12...
2026-05-02 00:02:53
|
|
... gauge face/flat face bit 3. Carbide button shape: domed/round button parabolic/semi-ballistic button ballistic button sharp button flat button 4. ...
2026-05-02 00:02:53
|
|
...Bit Products Parameters: 1. high and low air pressure down-the-hole drill bits 2. Low air pressure hole Dia.:65-220mm 3. High air pressure hole Dia...
2026-05-02 00:02:53
|