221 - 230 of 383
4 inch button bit drilling
Selling leads
|
... Button Rock Drilling Bit for Metallurgy Mine, Hard Alloy Steel Description: The Drill Bits are made from grade hard alloy and special steel, ...
2025-06-21 00:33:36
|
|
... tunnel quarry national defence stone project etc. Product Feature: We can design and manufacture according to customers' samples or drawings ...
2025-08-05 00:13:18
|
|
...Rock Mining Tools Retract Button Bit Description: Quarrying Retrac Threaded Button Bit is suitable for mining,quarring,tunneling and so on. It is ...
2025-06-21 00:36:55
|
|
... rock formations Advantage: • High grade tungsten carbide inserts. • High efficiency. • Top quality with competitive prices. Description: Thread ...
2025-06-21 00:36:49
|
|
...Button Bit Description Of 89mm T45 Thread Button Bit: Diameter 89mm T45 thread button bit is mainly used in underground drifting and tunneling ...
2025-06-21 00:36:21
|
|
...Button Tungsten Carbide Drill Bits For Coal Mining Description: The threaded drill bit are equipped with the hydraulic drilling jumbo and used for ...
2025-06-21 00:33:09
|
|
...Drilling and Heat Treatment Process for Spherical Thread Button Bit *, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body ...
2025-08-05 00:13:17
|
|
... and high productivity. There are mainly four types of end face design forms used by down-the-hole drill bits: namely, end face convex type, end ...
2025-06-21 00:38:33
|
|
*, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body {height: 100%;}body {line-height: 1.5;-webkit-font-smoothing: antialiased;...
2025-06-21 00:37:14
|
|
*, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body {height: 100%;}body {line-height: 1.5;-webkit-font-smoothing: antialiased;...
2025-06-21 00:37:15
|