Tungsten Carbide Hard Rock Drilling Cross Bits
USD $5 - $100 /Piece
Min.Order:20 Pieces
Shandong Yanggu Rock Drilling Tools Factory
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