SP1880 Cemented carbide steel DTH Drill Bits for water well blasting drilling Description Hunan New Diamond offers top quality DTH hammers and bits .....
Cemented Carbide Steel Tapered Button Bits High Drilling Efficiency Long Life Span Description 1. Long life span: the wear-resist of tungsten carbides ...
COP64 high wear resistant hard alloy steel mine DTH Drill Bits Description The new diamond DTH drill is a kind of drill bit which is matched with the ...
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 ...
DTH Drill Bits COP44 alloy steel drilling equipment fittings high wind pressure down hole bit Description: Drilling efficiency is high. The efficiency ...
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 .....
COP42 Concave DTH Drill Bits High Air Pressure And Abrasion Resistant Mining Bit Description Hunan New Diamond offers top quality DTH hammers and bits ...
SD10 DTH hammer bits for Mining drill with tail pipe Description 1. Long life of the drill bit: the alloy just has a long service life and is higher ....