Liaocheng Jinquan Construction Machinery Co.,Ltd
Sell the whole drilling idea not just the Top-hammer rock tools & DTH drilling equipments! [sales@jinquandrill.com]
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R25 thread fi 35mm button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have least loss of energy while drilling the rocks. Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
Main button bits diameters:
Threaded button bit R25 thread, diameter: 33mm, 35mm, 37mm, 38mm, 41mm, 43mm, 45mm.
Threaded cross bits R25 thread, diameter: 33mm, 35mm, 38mm, 41mm, 45mm.
R32 thread button bits: R32-45mm, R32-51mm, R32-64mm, R32-76mm,
T38 thread button bits: T38-64mm, T38-76mm, T38-89mm, T38-102mm,
T45 thread button bits: T45-76mm, T45-89mm, T45-102mm,
T51 thread button bits: T51-89mm, T51-102mm, T51-127mm etc.
R25 driting & tunneling rock drilling tools mainly include R25 thread button bits, R25 cross bits, R25 extension rod, R25 male-female M/F drill rods, R25 coupling sleeves, R25 reaming bits & R25 pilot adapter.