symmetric down the hole drill bits

Brand Name:MING

Model Number:MRING323-XD-SD10

Place of Origin:CHINA

Product name: 323mm MRING-XD integral symmetric casing drilling bit for loose rock formation Product category: ntegral symmetric casing drilling tools Matched hammer: Hammer SD10 Matched casing pipe OD: 323mm MRING-XD integral symmetric casing drilling bit...

Brand Name:MIROC down the hole hammer drill tool

Model Number:DTH Button Bit

Place of Origin:China

... overburden with casing. Symmetric can drill straight holes at any angle (including horizontal) and to depths beyond 100 meters. Working together as one efficient drill bit, the components are made up of: A pilot bit with large internal flushing holes and

Brand Name:MIROC

Model Number:RE 350 Hammers

Place of Origin:Shangdong,China

... overburden with casing. Symmetric can drill straight holes at any angle (including horizontal) and to depths beyond 100 meters. Working together as one efficient drill bit, the components are made up of: A pilot bit with large internal flushing holes and

Brand Name:New Diamond

Model Number:NSOD

Place of Origin:Hunan, China (Mainland)

... can drill straight holes at any angle (including horizontal) and to depths beyond 100 meters. Working together as one efficient drill bit, the components are made up of: A pilot bit with large internal flushing holes and external flushing grooves.

Brand Name:ROSCHEN

Model Number:RSOD114~609

Place of Origin:China

... ring or reusable ring makes a full face head design which significantly improves the penetration rate and hole straightness of drilling. The internal flushing grooves together with the built-in casing shoes gives a good seal to the button of the

Brand Name:SOLLROC

Model Number:Symmetrix Overburden Drilling System

Place of Origin:China

... ground conditions. The driver bit incorporated with a sacrificial ring or reusable ring makes a full face head design which significantly improves the penetration rate and hole straightness of drilling. The internal flushing grooves together with the

Model Number:HD35

Place of Origin:China

Brand Name:Super Diamond

... air hammer system that is designed to advance casing during drilling. Once a desired depth is reached they eccentric bit can be retrieved leaving the casing in place for sampling or installations. Features Hardening treatment of the part's surface with