Home   Equipment   Information   Download   Contact Us         PRODUCTS   Rock drilling tools     Tapered drilling tools     Thread drilling tools   DTH drilling tools     High air pressure DTH drill bits     Middle-low air pressure DTH drill bits   Roller bits     Mining     Hydrogeology     Oil and gas     Raise drill   Cutting tooth     Mining     Rotary drilling     Graders     Road milling   Construction tools     Shield cutter     Civil engineering tools     Others   PDC drilling tools     PDC anchor bits     PDC full face drilling bits     PDC core bits         Others           PDC Core Bits                     Specifications of BWT PDC core bits     DN Outline dimension PDC Qty Water hole Qty Thread size D (mm) N (mm) H (mm) A (mm) B (mm) L (mm) 75 75 54.5 120 6 6 68.5 67 42 95 95 68 120 8 8 84 82.5 47                     PDC单管取芯钻头主要参数     DN Outline dimension PDC Qty Water hole Qty Thread size D (mm) N (mm) H (mm) A (mm) B (mm) L (mm) 75 75 54.5 95 6 6 68.5 67 40 95 95 75 120 8 8 84 82.5 45 113 113 89 120 10 10 103 101.5 45           PDC绳索取芯钻头主要参数     DN Outline dimension PDC Qty Water hole Qty Thread size D (mm) N (mm) H (mm) A (mm) B (mm) L (mm) 75 75 49 90 6 6 68.5 67 42 95 95 62 95 8 8 84 82.5 47