8 Inch Durable Carbide Rock Drill Bits / Downhole Drilling Tools ND85 DHD380 COP84 For Construction Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest ... Read More
High air pressure DTH drill bits for SP580 shank Cemented carbide steel Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use ... Read More
NUMA100 Hard Rock Drill Bits For Oil And Gas Industry , Flat Face Type Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use ... Read More
Description NEW DIAMOND Eccentric overburden casing drilling system: Eccentric casing drilling bit is the most economical solutions because its ingenious reaming wing the bit is retrievable can be used at the ... Read More
Alloy Steel Ballistic Button Bits DHD360 152-203mm Drill Head Diameter Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use ... Read More
Down The Hole Hard Rock Drill Bits DHD380 High Wear Resistance Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use quality ... Read More
QL50A Spline 12 Energy efficient Carbide steel DTH hammer bits Description the modern theory is adopted in the structural design, which makes the stress wave duration longer, the stress amplitude is lower, and ... Read More
QL80A Carbide steel DTH hammer bits Description 1. can provide hardening treatment in order to prolong the service life and reduce the cost of use. 2. single impact power is large, and the power consumption of ... Read More
QL120A Energy efficient DTH hammer bits Description single impact power is large, and the power consumption of broken rock is low. Applications Widely used in mines, quarries, earthworks and other engineering ... Read More
SD4 High wear-resistant type DTH hammer bits with tail pipe Description Made of high-quality steel and carbide as raw materials. After special heat treatment, the ball-toothed drill bit can meet the requirement... Read More