T38 64mm 76mm Hard Rock Drilling Bits Thread Button Drill Bits

The thread 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 the 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.
Rock Drill Thread Button Bits is suitable for R25, R28, R32, R35, R38, T38,
T45, T51, ST58, T60 rock drill rods use. It have many thread. It's widely used
for hard rock(f=8~18) drilling use.
Competitive Advantage
1. Very competitive price
2. Professinal service team and special after sale team
3. Fast response about all questions from clients
4. Design based on your specific requirements

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