High Speed Drag Bit

We offer high speed drag bit. Features 1.delivery on time 2.certified by iso,api 3.wide size code 4.high quality and best price features: 1.suitable for medium to medium hard formation of high crushing resistance (hard shale,sands,etc.) 2.bit bearing is non-sealed roller bearing. 3.hardfacing is applied on the shirttail,and carbide inserts for gage protection are pressed into the head od. 4.cone gage surface is reinforce with carbide compacts.