Mine Tunnel Quarry Drilling Use Rock Drill Bits

Model NO.: Tapered connection: 7° , 11° , 12° T38, R25, R32, Ect.: 45crnimov and Yk05 Mining Object: Ore Mining Specification: T38, R25, R32, Ect. Type: Rock Drill Bits and Mining Bits for Mine Tunnel Qu Yk20: Forging Trademark: ZZ Hardmetal Origin: Hunan, China (Mainland) Specifications

Fast Drilling Speed Assured;
ISO9001: 2008
OEM more than 15years
Be used to mining, drilling, tunnel engineering



Rock Drill Bit

Rock Drill Bits, Tapered Chisel Bits:
1) Tapered connection: 7° , 11° , 12°
2) Alloy steel: 42CrMo
3) Suitable carbide tips: YK20
4) Chisel bit diameter: 20-60mm
5)Technology: Hot-pressing or welding

Tapered Rock Drill Cross Bit:
1) Tapered connection: 7, 11, 12
2) Chisel bit diameter: 28-60mm
3) Technology: Hot-pressing or welding
4) Bit Body: Short skirt and Long skirt
5) Tapered drill rod: H22/H25*108mm


Tapered Button Bit:
1) Type: Tapered button bits
2) Shank Hex. Size: 19mm, 22mm, 25mm
3) Diameter: 30-42mm.
4) Taper degree: 7° 11° 12°
5) Package: Plastic case, wooden case.

Thread Button Bit:
1) Type: Thread button bits
2) Shank Hex. Size: T38, T45, T61, R25, R32, ect.
3) Diameter: 41-115mm.
4) Package: Plastic case, wooden case.


22mm/25mm Rock Drill Rods, Integral Rods:
1) Tapered connection: 7, 11, 12
2) Alloy steel: 42CrMo
3) Diameter: 19mm 22mm 25mm
4) Length: According to clients' requirement

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