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Tungsten carbide Retractable Drill Bit
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Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is ... Read More

2022-03-15 16:44:08

R28 Reaming Drill Bit Stone Drill Bits CNC Tunneling Mining Quarrying Construction
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Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Widely used in ... Read More

2022-03-28 14:44:24

Tungsten Carbide Spherical Retractable Drill Bit R32 For Tunneling
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Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is ... Read More

2022-04-13 14:34:18

Spherical Retractable Drill Bit
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Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is ... Read More

2022-03-15 16:44:08

5" 6" Reaming Drill Bit
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Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Widely used in ... Read More

2022-03-15 16:20:23

Tungsten Carbide Reaming Drill Bit
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Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Widely used in ... Read More

2022-03-15 16:20:23

Carbon Steel Rock Drilling Tools T38 Button Bit Normal Body Flat Face
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Professional Manufacturer's Rock Drilling Tools T38 button bit normal body Flat face Item Specification Product Name Rock Drilling Tools T38/R38 Brand MIROC Material Carbon steel Diameter 43,45,51,64mm etc ... Read More

2019-10-23 16:41:08

Dome Reaming Drill Bit
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Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Widely used in ... Read More

2022-03-15 16:20:23

R32 / R25 Rock Drilling Tools Tungsten Carbide Drill Bit Shank Pilot Adapter
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Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Widely used in ... Read More

2022-09-27 16:24:25

89mm T45 High Quality Rock Drilling Tools Thread Button Bit For Hole Drilling
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45 102mm concave face high speed drilling thread button bit for hard rock Item Specification Product Name Rock Drilling Tools T45 Brand MIROC Material Carbon steel Diameter 102mm Length 160mm etc Socket ... Read More

2019-10-23 16:41:10