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.