R25 Reaming Tools Pilot Ream Bit For Drifting And Tunneling Cut Holes Quarry Mining Bit Diameter: 33mm-45mm Length of drill rod: 250mm-4000mm Button bit design: Flat face, drop centre, normal and retrac body. ... Lire la suite
6 Inch T51 Spherical Mining Industrial Drill Bits Reaming Button Bit Description Reaming drilling tools are used when a large diameter is needed to be reamed out after a pilot holes is drilled to a depth. We ... Lire la suite
ST58 - 152mm Tungsten Carbide High Wear Resistance Reaming Drill Bit Specifications: Drill Bit Diameter No x Buttons Diameter Flushing Holes Weight, kg mm foot Front Gauge Angle Front Side Spherical and ... Lire la suite
Reaming Button Bit + Pilot Adapter R25 R28 R32 Hard Rock Tungsten Carbide Description: These bits are designed for layer drilling, to enlarge pilot holes for long hole blasting of drop raises in underground ... Lire la suite
Tungsten Carbide Forging T38 T45 T51 Dome Reaming Drill Bits For Mining And Construction Description: This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first ... Lire la suite
Reaming Drill Bit Rock Drill Bit T38 102mm for Hard Rock Blasting Holes Product description Reaming rock bit applicable to reaming for first-grade and second-grade larger-diameter hole. It can reduce the ... Lire la suite
Dome Reaming Drill Bit T51 152mm Spherical / Ballistic 10.6kg For Drilling Tunneling Dome Bit for Reaming T51 for Drilling and Tunneling Specifications: Drill Bit Diameter No x Buttons Diameter Flushing Holes ... Lire la suite
R32 T38 Reaming Drill Button Bit Rock Drilling Tools Blast Hole Drilling Our Service: Compared with the oversea brands, our advantages are bellowing: 1. Our products can match over 95% against the original ... Lire la suite