We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bit top hammer button bits, coupling, cross bits, drill rods located 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 and competitive price, we have gotton good reputation
from our customers all over the world, such as France, Spain, Italy, South Africa,Australia, Iran,
Wireline Drill Rods, from WLA to WLP, Parallel Threaded Drill Rods, DCDMA Sizes AW-HW, and Metric sizes 42mm to 90mm, Tapered Threaded Drill Rods, DCDMA Sizes AWY to NWY, AWJ, BWJ and S75 Drill Rods.
All products are manufactured according to international standards, matched with the Swedish Atlas Atlas Copco, Sandvik (of Sandvik), Ingersoll-Rand (Ingersoll-Rand) and the rest of the world brand manufacturing company's products, widely used in the earthwork, rock blasting holes, construction of mining, wells engineering and construction basis.
DTH drill tubes are friction welded, and usually the threads are standard API connections, like 2 3/8" API REG thread, 3 1/2" API REG thread or API IF thread etc. According to customers request, from 1000mm to5000mm length of tubes are available.
|Size||OD (mm)||ID (mm)|
|BW/ BWJ/ BWY||54.0||38.0|
Drill Rod/ Casing P[ipe/ Drill Pipe
1. AW, BW, RW, NW, HW, PW etc
2. Long use life, low price
3. Manufacturer, ISO approve
Specialisted in producing of varies kinds of drill rod, such as integral dirll rod, extention rod, DTH drill rod, twist drill rod, tapered rod, coal drill rod, three angle drill rod, oil well drill rod, gas rod, water well drill rod, NQ drill rod etc.
Made-to-order products can be supplied according to your detailed requirements.
The products has two kinds of dry-type and wet-type, which has specifications of diameter 26mm, 28mm, 30mm, 38mm, 40mm, etc...As the manufacturer of coal drill rod we can supply you with all of your drilling needs. They are used for electric coal drill anchor bar, which is ideal and necessary tools for coal mine exploitation and shoring.
This product has two kinds: Solid and hollow, the specification is: 26, 28, 30, 38, 40 etc.
It is suitable for electric drill boring, is the ideal tool for coal mine.
"Q"Series: BQ, NQ, HQ, PQ
"W"Series: RW, EW, AW, BW, NW, HW
"WJ"Series: AWJ, BWJ, NWJ, KWJ, HWJ
Metric Series: 33, 42, 50
1, light weight (lighter than the old-fashioned drill pipe 45%)
2, footage soon, dust small vertical holes left after drilling cuttings, into a hole clear.
3, card beans quickly and easily connect and save banding material.
4, under separation of body and drilling may be the end, the use of life extended.
5, water-based wet good pass operation.
Our hammers & Bits are made of high quality steel and all spares are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Generally, Production time is 15 -25 days.
By air, By Express or By sea according to your requests.