RC hammer:the exhaust air,and cuttings are discharge through the center return hole of the RC hammer,and the exhaust air is not discharged into the ground,It creates excellent up-hole velocity,which ensure ...
O.D. 108mm drilling equipment DTH Eccentric ODEX Drilling System Casing Style 108mm Casing Tube Usage: 1. In not stable rock formation, the casing is necessary to follow. 2. Usually in water well drilling, for ...
TRC4 RC bit: Futures: - Manufactured using premium hardened metals for long life; - Maximum material recovery, up to 98%; - No cross contamination of samples; - Handles injection of water, foam, oil, and ...
DTH Button Bit With Shanks DHD360, COP62, MISSION60,SD6,QL60. The Bit Diameter Range Is From 152mm To 254mm. Different Faces Shapes: CONCAVE / FLAT / CONVEX Different Buttons Shapes: 1. Dome / Round button Used ...
89mm high quality low price dth hammer bit and dth drill pipe 2 3/8 1. 22 years focus on rock drill bits manufacture. 2. High quality steel. 3. High abrasion resistant cemented carbide. 4. Advanced heat ...
Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main ...
We have over 60,000 square meters state-of-art workshops, own more than 200 advanced manufacturing facilities, such as VB-715AVertical machining center(VMC), YLG1060CVertical machining center, MKA2640CNC Deep hole ...
Quality Control: 1, Raw material selection, we purchase the high-quality steel and strictly control the material composition and size, it main includes the detection of the shape, diameter, reamed diameter, length ...
