Eccentric Casing Drilling Bit MK5E139/110 Overburden Casing System 1. Application range It is suitable for drilling water wells, geothermal wells, short micropiles, medium mini-type grounting hole of building, ... Leer más
Product Description: The DTH Button Bits feature a durable construction with a choice of flat, convex, or concave faces to suit different drilling requirements. Made from premium materials such as tungsten ... Leer más
Product name: 133mm PR4 Down The Hole DTH Reverse Circulation Drill Bits For Engineering Geology Drilling Rig Product category: DTH drill tools Diameter: 133 mm KINGDRILLING high air pressure DTH button bit ... Leer más