High Penetration Rate DTH Drill Bits BR3 Down The Hole Drilling Tools Long Life Span Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. ... Read More
Applications Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes,geothermal exploration hole, ... 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
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
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
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
SD5 DTH hammer bits for Rock drill tool with tail pipe Description 1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products; 2. High drilling efficiency: the ... Read More
SD6 8 spline 322mm DTH hammer bits for Drilling with tail pipe Description 1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products; 2. High drilling efficiency: ... Read More
SD8 Alloy steel material for DTH hammer bits with tail pipe Description 1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products; 2. High drilling efficiency: ... Read More
Description 1. according to China's mining conditions, to absorb the advanced technology of domestic and foreign impactor and design and manufacture of the latest products. 2. reasonable selection of materials, ... Read More