CIR170 Down The Hole DTH Drill Hammer For Mining Drilling Rocks When percussion or hammer drilling, the percussion mechanism is called a DTH or down the hole hammer. This drilling tool is located directly above the hammer bit. The driller transfers weight to the bit through the drill pipe as well as provides some rot
2017-07-13
Tapered shankd drill pipes Product Details Key Specifications/Special Features: Taper shank drills We offer taper shank drills This unique range of Morse taper shank drill bits are designed to cater for all engineers drilling needs and offer a solution to all drilling problems wher
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