China Gold Supplier for Coal Mine Hollow Carbide Drill Bit - Drifting and Tunnelling – Kat
China Gold Supplier for Coal Mine Hollow Carbide Drill Bit - Drifting and Tunnelling – Kat Detail:
Drifting and tunnelling tools include rods, shank adapters, couplings and bits. We have mainly 3 threads: R25, R28 and R32. Diameter: 38-127mm,They can be used with button bits, cross bits and reaming products.
Thread button bits made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands，and transmit intensive impact energy into the rock with the least possible loss of energy
Especially our BIT R28 37mm，R28 38mm,R32 45mm,R32 x 48 mm,BIT R32 51mm, Button Bit ,Retrac Bit, which is widely welcomed by our client with good quality and good price .
Especially our H35，TUN ROD T38-Hex35-R32，ROD R32 H28 R28，MF rod, which is widely welcomed by our client with good quality and good price .
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China Gold Supplier for Coal Mine Hollow Carbide Drill Bit - Drifting and Tunnelling – Kat, The product will supply to all over the world, such as: , , ,
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