ROCK ROLLERS
Rock Rollers are the unique product of BMC. This rigid product made for giving strong support to your drilling needs.Why choose us?
- 32 Year's of Expertise
- Industry Leader
- The Trust of 60 Countries
- Excellence After Sale Support
Technical Specifications
Drill Bit Specification Milled Tooth
BMC MT rock bits has three basic classifications
- M-10 for soft
- M-20 for soft to medium formation
- M-30 for medium to hard formation
Drill Bit Specification TCI Bit
BMC TCI rock bit has four basic classifications
- BMC for soft formation
- BMC soft to medium
- BMC medium to hard formation
- BMC for hard formation
Formation types
Principle difference for the "M-series bits" are in cutting structure which are formation specific.
- Soft to medium formation:low-abrasive such as shale, limestone, sandstone, and alluvial deposits
- Medium to hard formation : semi-abrasive such as hard, sandy limestone, shale, dolomite and limestone
- Hard formation : abrasive such as limestone, sandstone, dolomite, quartzite, granite, iron ores, and copper ores.
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