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 rock mining DTH hammer QL60 Shank high quality drilling parts 152mm 6 wings sondaj matkap deep water well and HDD project hard rock drilling diamond drilling bits ore mining mineral drilling 75mm PDC diamond drilling bits 5 7-8 inch 149mm HDD project drilling petroleum well drilling fixed cutters PDC drill bits 127mm SD5 five inch mining equipment DTH hammer 149mm 6 wings steel body oil and underground water directional drilling PDC center drill bits 311mm chuanshi CS brand new rotary drill TCI tricone bits for sandstone and limestone drilling 444.5mm IADC517 oil drilling rubber sealed kingdream rock tricone bits