hard rock drill bits online manufacture

SD6 High Air Pressure 6' DTH Drill Bits with High Quality For Hard Rock Drilling Product description DTH hammer is a percussion system driving a piston inside hammer body with up and donw motion by compressed ... Read More

Good Wear Resistance Black 5' SRE545/SRC040 RC Rock Drill Bit For Grade Control Product Introduce: Reverse Circulation (RC) drilling uses abit attached to a down-hole hammer to produce a hole.Unlike diamond ... Read More

DTH Rock Drill Bit with Shank SD4/SD5/SD6/SD8/SD10/SD12 for Construction Product description A down-the-hole hammer (DTH hammer) is a tool that can be attached to the end of a drill string and inserted into a ... Read More

SD6 Rock Drill Bit with High Quality Steel Grade for Hard Rock Drilling Product description Down-the-hole drilling (DTH) essentially involves a drilling hamme at the bottom of a drill string. It relies on three ... Read More

Mission60 152mm 165mm 178mm 191mm Convex Face DTH Hammer Rock Drill Bit Product description The DTH system is easy and quick to adapt to a directional drill and is considered one of the best and most effective ... Read More

DHD360 Black DTH Hammer for Water Well Drilling and Hard Rock Drilling Product Advantages: 1. Superior materials, advanced process,guaranteed quality. 2. Faster drillinq rate. 3. The check valve can be replaced ... Read More

DHD380 DTH Hammer with Advanced Heat Treatment for Hard Rock Drilling Product description DTH Hammer is one of key components for drilling equipment. They are powered by compressed air medium and supply ... Read More

SRC040 RC Rock Drill Bit With Hole Diameter 124mm-140mm Use For Exploration Product Introduce: The benefits of reverse circulation drilling are well documented. Samples are protected from cross-contamination ... Read More

Down The Hole DTH Hammer M60 165mm Rock Drilling Button Bits/ Drill Bits Product description DTH hammer drilling is the industry standard for the rapid drilling of boreholes for a variety of uses such as water ... Read More

DHD360 Mining Rock Drill Dit With Tungsten Carbide Buttons For Mining Product description It has the advantage of high flatness, smooth hole wall, high rigid of drill rod and hammer, independent of high axial ... Read More