195 to 254mm hole drilling DTH hammer down the hole tools for drilling rigs Size :8 inch Model:SSD8 Brand: Siruite Shank :SD8 Foot valve: With Certificate: API 7-1 Pin Connection: 4 1/2" API reg Hole Range:195-254mm N/W,G/W :192kg/ 205kg Dimenstion:1478*195*195mm Application : mineral mining,deep water drilling,energy well drilling Send Inquiry Live Chat(WA) Product Detail Tags: drilling tooldrilling rig partsdown the hole tool Share: PREVIOUS:drilling machinery parts oil energy well drill DTH hammer SD6 152mm NEXT:water oilfields gas well drilling DTH hammer with button bits SD10 size 10 inch Related Products 7 7-8 milled tooth tricone bits for soft formation drilliing geological HQ NQ BQ PQ turbo type diamond impregnated core bit PQ natural diamond impregnated core bits surface set drill bits for environmental exploration 311mm 12 1-4 high quality mining machine parts tricone rock bits for drilling rigs API Horizontal Directional Drilling and Deep Groundwater Well PDC Drill Bits with 5 ways 311mm 6 and 5 wings matrix body fixed cutters PDC diamond drill bits for well drilling geological mining tool NQ3 HQ3 impregnated diamond drill core bits barrel bits without footvalve down the hole DHD360 rock drill DTH hammer