Specifications Rock Drilling Tools For Mine Tunnel QuarryUse
1.Factory price & good quality
2.ISO CE Approved
3.Rock drill rods and bits

Rock Drilling Tools For Mine Tunnel Quarry Drilling Use

1.Strict quality system control with ISO9001, MA, CEcertification

2.Reasonable price with self-manufacturing and self-managementexport

3.Good qaulity with forging process and very good materialselect.

4.Safe for coal/gold mining and tunnel use

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Features and use:

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.

Hexagon 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