261 - 270 of 665
2inch dth drilling bits
Selling leads
|
... layer 146mm concentric casing drilling bit for construction Product category: Overburden concentric casing bit Matched hammer: Hammer DHD340 ...
2026-06-20 00:28:18
|
|
.../ API2-7/8"IF /API3-1/2"REG Working pressure(bar): 10~25 Outer diameter(mm): 125 Weight(KGS): 70 Bit diameter recommend(mm): 140~152 High air ...
2026-06-20 00:28:18
|
|
...casing drilling bit, Eccentric drilling system, ODEX casing bit, DTH hammer, buttons bit, thread drill bits, taper drill bits, drilling pipe, coal ...
2026-06-20 00:28:18
|
|
...drilling for pipeline Product category: horizontal horizontal directional drilling bit Matched hammer: Hammer N240 Matched casing pipe OD: 813mm ...
2025-12-16 14:17:39
|
|
...: Pilot bit + ring bit + casing shoe MRING overburden drilling systems are designed to use ring bit which is not connected to casing shoe. Special ...
2026-06-20 00:28:18
|
|
... Hole range(mm): 130-175 Outer diameter: 112 Weight(KGS): 46 Low air pressure CIR130 DTH drilling hammer details: Rock drilling tools manufacturer ...
2026-06-20 00:28:18
|
|
...Drilling System Hole Opener Drill Bit For Well Drilling Product model: Overburden Symmetric Casing Drilling System Matched hammer: Hammer DHD350 ...
2026-06-20 00:28:18
|
|
...: 2.8 Working pressure(bar): 7~11 Outer diameter(mm): 98 Weight(KGS): 24.5 Bit diameter recommend(mm): 110~140 DTH Hammer - a powerful drilling ...
2026-06-20 00:28:18
|
|
...drilling system in loose soil Product category: Concentric casing drilling bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 129mm MRING ...
2026-06-20 00:28:18
|
|
...Diameter(mm): 115mm New design concentric 3 wings casing drilling bit introduction: When drilling in soft and loose ground with scattered boulders, ...
2026-06-20 00:28:18
|