... bit, corelifter, corelifter case, core barrel assembly, inner tube head assembly, over shot, hoist plugs, drill rod, casing ... , AWT, BWT, NWT, HWT (Single Tube/Double Tube) WG Series: EWG, AWG, BWG, NWG, HWG (Single Tube/Double Tube) WM Series: EWM, AWM, BWM ... bit Drill rod & Casing pipe wrench Core barrel assembly & inner tube head assembly Drill rods & Casing pipes ( function(){ var aBigImageSrc ...