core drilling tools

...an inside pipe therein that can be conveyed separately to the surface. The inside pipe includes a -receiving receptacle at its lower end, and a...

... Reaming Shells Surface Set Impregnated reamer BQ HQ NQ PQ / Diamond Reaming Shells , Surface Set and Impreg...

Standard Wire-line Overshot Assembly >> Introduction The structure and work principle of C series wire line C series w...

...-RSG, NQ3-3.032, NMLC, NWG(NX), NWM, NWT, TNW 4. H-Gauge Bits: NQ, HQ-RSG, HQ-3.830, HQ-3.895, HQ3/HQTT, HQ3-RSG, HQ3-3.380, HQ3-3.......

... Model Type NQ 75mm Impregnated Diamond Bits The impregnated diamond bits have the widest range of application. They are th...

... rod; barrel, casing shoe, casing etc As one of the professional manufacturers and leading exporters of Premium-quality rigs and dril...

... a single acting double pipe . Since the single-acting double-tube avoids the mechanical vibration of the rock by t...

... For Mining Rig Geological Exploration Impregnated Diamond Bit Description: Diamond For Mining...

... process, the double pipe tool in which the outer pipe rotates and the inner pipe does not rotate is called a single acting double...

... bucket conical auger adapted bauer kelly box 200*200 Product Feature 1.Sturdy and wearable forging steel pilot for acc...

... barrel. Its main function is to ream the hole to the correct constant specific diameter which ensures adequate clearance for the barrel and s...

... Bit Description PQ bit is our specially designed PDC bit. In addition to HQ bits, we can also produce BQ, NQ, HQ,...

... bit according to different application. 2. Heavy reinforcement concrete Standard concerete and brick wall Asphalt. We can produce the diamond ...

....All the include principal parts of the ,overshotassembly , rods.holding dog,circle wrench and etc,their advantages are highe...

.... Improving string stability and protecting lower string from excessive wear, and ensures that when a new bit is inserted into a c...

... layers. It is difficult to directly with a mud rotary bit. It is necessary to cut the ring groove with a barrel first, and then d...

...,also called concrete is a new type of which can on RC,brick and stone,rock,china and fireproof materials.It is hold such cha...

...ch ensures adequate clearance for the barrel and sufficient clearance for the new bit which replaces an old one. It also acts as a stabilizer ...

... usage,the Q series overshot assembly is a kind of specially used to salvage and place inner tube assembly. Wire line barrels are used fo...

... model could be crawler moved and also could be disassembled by unit and unit for easy transportation. It is mainly suitable for diamond w...