71 - 72 of 72
round rotary drill bit insert
Selling leads
|
..., medium weathered rock, bedrock; 3.Bullet teeth including tungsten carbide inserts, cladding layer, shank body, circlip. 4.Tungsten carbide ...
2025-07-17 00:19:31
|
|
...features 1.Rock drilling bits perform stage breaking and drilling. 2.Applicable layers: backfill layer, medium weathered rock, bedrock; 3.Bullet ...
2025-07-17 00:19:31
|