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General Introduction:
These bits are designed for layer drilling, to enlarge pilot holes for long hole blasting of drop raises in underground mines, and constructing service holes.
Acedrills’ reaming equipments come with three kinds: reamer bit match with pilot bit, or dome bit or hole opener bit separately.
Specification Overview:
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Bits Diameter
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Connection
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Reaming Bits
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57 ~ 160mm (2 1/4” ~ 6 1/4”)
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6°, 12° taper degree, or R25, R28, R32 threads
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Pilot Drill Bits
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36 or 40mm (1 27/64” or 1 37/64”)
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with back thread size of R25, R28, R32, and matched central connection as the relative reamer bits
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Dome Bits
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76 ~ 152mm (3” ~ 6”)
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R25, R28, R32, R38, T38, T45, and T51
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Hole Opener Bits
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Reamed:76 ~ 165mm (3” ~ 6”)
Pilot:26 ~ 102mm (1” ~ 4”)
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R32, R38, T38, T45, and T51
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For brochure and more product information, please click here to verify your company information and tell us the detail.
How to order?
Reaming Bits: Diameter + Taper Degree or Thread
Pilot Drill Bits: Diameter + Body Taper Degree or Thread + Back Thread
Dome Bits: Diameter + Thread
Hole Opener Bits: Reamed Diameter + Pilot Diameter + Thread