421 - 430 of 449
civil engineering dth drill bits
Selling leads
|
...rock formation. Different types of hammers are available, such as without valves, with valves and multi-speed hammers, all of which meet different ...
2026-04-29 00:08:31
|
|
...Bits Top Hammer Drilling Tools T -Series Retrac and Regular Type Sollroc rock drilling thread button bits are widely used in all kinds of mining, ...
2024-12-09 12:54:22
|
|
... Weight (less bit) 487kg (1071lbs) Hole range 305mm-445mm Working pressure 10-25bar Impact rate at 1.7 Mpa 16Hz Recommended rotation speed 15-25 r...
2024-12-09 12:11:40
|
|
... 3 1/2" REG pin Weight (less bit) 100kg Hole range 155mm-203mm Working pressure 10-35bar Impact rate at 1.7 Mpa 23Hz Recommended rotation speed 20...
2024-12-09 12:11:40
|
|
OD82mm DHD3.5 Down Hole Hammer For Water Well Drilling Product introduction: Down-the-hole rock tools (drilling tools) are rock drilling equipment ...
2024-12-09 13:08:23
|
|
...good drilling performance and long service life. They are with high efficiency, low failure rate and long service life. Even for all kinds of high ...
2024-12-09 12:40:32
|
|
...drilling applications, particularly in reverse circulation drilling operations. This advanced down hole hammer is engineered to deliver exceptional ...
2026-02-11 00:29:11
|
|
... Hole Hammer For Quarry Drilling Products Description Sollroc high pressure DTH hammer has the advantages of fast action, large impact power, less ...
2025-12-29 17:14:05
|
|
...DTH Drill Hammer For Exploration Product Description: DTH hammers and bits are widely used in underground mining, quarries, hydraulic and Hydro...
2024-12-09 12:54:13
|
|
... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-26 00:27:26
|