AQ,BQ,NQ,HQ,PQ wireline drill bits, Impregnated Diamond Core .
Use: Metal Drilling. Certificate 1: ISO9001:2008. Application: Coal mining, Ore mining, water well drilling. Main Size: wireline drill bits:AQ,BQ,NQ,HQ,PQ. Packaging & Delivery. Packaging Details: packing with carton. Delivery Time: 7 working days. Product Description. AQ,BQ,NQ,HQ,PQ Impregnated Diamond Core Drill Bits.
2017 tapered rock drilling auger bit&tungsten carbide drill rock bits .
Product Name: tapered rock drilling auger bit&tungsten carbide drill rock bit. Types. Tapered chisel bits, Tapered cross bits, Tapered button bits. Application:: Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling. Feature: Tapered drill bits connect tapered drill steel of rock drill for.Get Price