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Integral Reaming Button Bits For R32 R38

Reaming bits were widely used in quarrying or mining for blast hole drilling

Integral reaming button bits for R32 R38


      Reaming bits were widely used in quarrying or mining for blast hole drilling, with pilot adaptors, the drilling direction can be ensured and accurate. Pilot holes are drilled depth and then reamed out to a larger diameter in a second pass required when hole diameter exceeds the capabilities of the  rock drill and drilling tools available.



Integral reaming button bits 8912*Φ11mm2*Φ11mm+1*Φ10mmR32/R38*12.7KZQ89
10212*Φ12mm2*Φ12mm+1*Φ10mmR32/R38*12.7KZQ102-1
10212*Φ14mm2*Φ10mm+1*Φ10mmR32/R38*12.7KZQ102-2
1278*Φ14mm8*Φ12mm+2*Φ12mmR38*12.7KZQ127

Dome bit 03

Dome bit 04


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