Specifications 1.Cross Bits for soft or hard rock formation
2.ISO9001-2000 quality
3.15 years supply rock drilling bits
The Cross bits is made with high quality of raw material through special heat treatment. Features: 1)Taper connection: 6°7°12°. 2)Diameter connection:36mm,38mm,40mm,42mm,50mm,45mm,65mm. 3)Good quality and cheaper price. 4)good steel and carbide