DTH Drilling Bit (DHD, SD, QL, MISSION, COP)

Product specifications: Hammer inch Bits diameter Shank Metric Inch 1" 64mm-70mm 2 1/2"-2 3/4" BR1 2" 70mm-95mm 2 3/4"-3 3/4" MACH20/BR2 3" 90mm-102mm 3 1/2"-4" COP32/COP34/MACH303 M30/DHD3.5/BR3 4" 105mm-152mm 4 1/8"-6" COP44/DHD340/MACH44 SD4/M40/QL40 5" 133mm-165mm 5 1/4"-6 1/2" COP54/DHD350R/MACH50 SD5/M50/QL50/BR5 6" 152mm-254mm 4 1/8"-10" COP64/DHD360/SD6 M60/QL60/Bulroc BR6 8" 203mm-330mm 8"