Cutting Structure The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces for steel tooth bit.The durability of premium tungsten carbide inserts is....
Beijing Leeding Importing and Exporting Trading Co., Ltd focuses on exporting various kinds of drill bits: PDC bits, Matrix body bits, steel body bits, Tricone bits, Tungsten carbide insert bits, ....
Product specification Number of blade 5 Cutter size  £  ¨ mm £  © 19MM Nozzle QTY Type 7NZ Gauge length 2" Junk slot area £  ¨ in^ 2) 18.1 connection 4-1/ 2 ¡  ± API Reg Operating parameters Rotary speed £  ....