oil well drill bit online manufacture

Working pressure 10 Bar-25 Bar 4' Cop44 DTH Hammer For Mining Technical parameter Cop44 DTH hammer: shank Cop44 Length(less bit) 1032mm External diameter 99mm Top sub thread API 2 3/8REG Weight(less bit) 40.7kg ... Read More

5' Mission 50 DTH Hammer with Thread 2 3/8' API REG For Mining Product description DTH hammer is used for drilling holes through a wide range of rock types, the variety of which continues to extend well beyond ... Read More

3.5' Shank MP35 Hammer For Surface Mining And Well Drilling Technical parameter MP35 DTH hammer: shank MP35 Length(less bit) 881mm External diameter 85mm Top sub thread API 2 3/8REG Weight(less bit) 23.6kg Hole ... Read More

High Quality Alloy Steel Materials 3' M30 Mission30 DTH Hammer For Efficient Drilling Technical parameter M30 DTH hammer: shank M30 Length(less bit) 955mm External diameter 82mm Top sub thread API 2 3/8REG ... Read More

Cop44 4' High Air Pressure Special Steel Black Mining Down The Hole DTH Hammer Product description We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers ... Read More

6" DTH Hammer for Mining with Foot Valve Compatible with Bit Shank Cop64/DHD360 Product description DTH hammer is a percussion system driving a piston inside hammer body with up and donw motion by compressed ... Read More

5' HD55 Alloy Steel Down The Hole Hammer without Footvalve for Mining Product description Down - the - hole drilling, usually called DTH by most professionals, is performed by a mini jackhammer screwed on the ... Read More

Thread 2 3/8' API REG Abrasive Rock 4' SD4 Drill Hammer For Mining Product introduction: A down-the-hole drill, usually called DTH by most professionals, is basically a mini jackhammer screwed on the bottom of ... Read More

Working Pressure 10-25 Bar 4' M40 DTH Hammer For Water Well Drilling Product introduction: Down-the-Hole drilling is one of the fastest, most dominant methods of geotechnical drilling. DTH drilling has many ... Read More

DHD1120 Shank 12' DTH Hammer Carburized Steel For Civil Engineering Company Introduce We SOLLROC are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and ... Read More