Products - SINODRILLS
Retract thread cross bitRetract thread cross bits are usually used for very hard and abrasive rock formation.Thread size: R32, R35, R38, T38, T45, T51.Diameter: 38mm to 127mm. Taper drill bits Taper bits with carbide hot pressed on the bit skirts, tapered bits have a good drilling performance and are excellent in longevity.
Get Price