mining concentric drilling system

Brand Name:ROSCHEN

Model Number:168

Place of Origin:China

... of Halco systems of Overburden tools. Roschen CDC Concentric system product range CDC - Concentric Drilling and Casing system Roschen casing advancing system quality can be replaced of by Halco tubex system, atlas copco casing advancing system basis on

Brand Name:MING

Model Number:BIT MRE133-CIR110

Place of Origin:CHINA

... pipe to the hole to protect wall to achieve drilling work. At clockwise condition, eccentric part expanded to bring the casing tube into hole. After finished, eccentric bit closed anticlockwise and then can be lift up by the drilling machine. This type is

Brand Name:SOLLROC

Model Number:Casing Drilling System With Side Blocks

Place of Origin:China

... than the casing while in the drilling position. The face design of the Bit keeps it almost identical with a conventional bit face, allowing for unmatched penetration rates and smooth operation while drilling through overburden, boulders, or bedrock.

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:KSQ

Place of Origin:China

... with a satisficial 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

Brand Name:RanCheng

Model Number:Concentric Bit

Place of Origin:China

Concentric Bit for DTH Water Drilling Projects Drilling Rig Tools Product Description The concentric / symmetrical drilling system is an efficient integrated drilling and casing technology, especially suitable for environments with unstable formations. This system uses a removable or reusable ring drill bit to speed up the drilling...

Brand Name:JCDRILL

Model Number:All Models

Place of Origin:China (Mainland)

...Drilling Tools Concentric Overburden Casing Bit Hole Drlling JCDRILL DTH Over Burden Concentric Bits Description The eccentric reamer drill is an overburden drilling system designed for conditions where a cased hole is required. Collapsing holes tend to make overburden drilling expensive, with lost drilling equipment and down time. The eccentric designed bit rotates outward and drills...

Brand Name:ZDS

Model Number:73022

Place of Origin:China

... Concentric Drills For Office Furniture Threading Holes Product Features Auto Drilling Equipped with automatic foot switch, fool-type full automation, simple operation, convenient and safe Precise positioning, automatic and efficient Precise drilling ...

Brand Name:SINOCOREDRILL

Model Number:BRQ NRQ HRQ

Place of Origin:CHINA

...Concentricity 10 Feet High Quality China Made BRq NRq HRq Wreiline Drill Rod For Rock Exploration ​ Rq series wireline drill rods follow international industry standard. RQ series drill rods feature exclusive heat treatment and course RC thread. Rq rods expand drilling capacity in deep, deviated and demanding wireling coring application. Rq drill rods expand your drilling capabilities and lower your total drill...

Brand Name:DHD500

Model Number:500mm depth hole

Place of Origin:China

..., the clamping method is flexible according to type of workpiece , besides, clamping system is equipped with auxiliary support frame. this kind of gun drilling machine has already served in drilling deep hole of auto parts industry, medical machinery ,

Place of Origin:Jiangsu,China

Brand Name:xitan

Model Number:Anchor drilling tools

... tools include all kinds of drill rods, casing, eccentric drill tool, concentric drill tool. 2.Drilling tools are drill rod, drill bit, casing and hammer, etc. Drill rod is a metal tube used to transmit broken rock or flushing liquid. The drill bit is a

Brand Name:KonDaSin

Model Number:89mm-127mm

Place of Origin:China

... tools and hammers. 2. These products are reliable,they have stable performance and can fulfill various drilling construction,such as DTH hammer,drilling with casing and RC drilling,the products can suit the drilling in crushed and complex formations. 3.

Brand Name:Glorytek

Model Number:GL380-259-250

Place of Origin:China

...Concentric Casing System with Sliding Blocks is a versatile drilling tool designed for efficient borehole construction. This system features a concentric arrangement of casings along with sliding blocks that facilitate smooth drilling operations by stabilizing the drill string and enhancing borehole integrity. The sliding blocks enable easy adjustment and positioning of the casings during drilling

Place of Origin:China

Brand Name:SHUGUANG

...drill collar and drill pipe. Since the transition from the drill collar to the drill pipe section drastic changes , bending stress concentrates on the drill pipes. Therefore HWDP between drill collar and drill pipe can ease the section changes, reduce the stress concentration, so...

Brand Name:Shitan

Model Number:BW320

Place of Origin:HEBEI CHINA

... drilling fluid to bottom of hole. Drilling fluid is used to cool bit, wash out bottom of hole, break rock and bring out debris. Drilling pump not only is indispensable and one of the most important processing equipments, but also is one of the

Brand Name:LILT

Model Number:7 mm diameter

Place of Origin:Chengdu China

...drill bit brad point drill bit for wood drilling .suitable for MDF .Super abrasion, high precision,light cutting and no burrs around hole side .Concentricity of drill is below 0.01mm .Solid Carbide processng wood drill bit makes longer life Application: portable boring machine, automatic boring machine, adjustable drill...

Brand Name:Yaheng

Model Number:Drill Rod

Place of Origin:China

... body 3. consistent concentricity, straightness 4. tapered threads . Size Available: "Q" Series: BQ, NQ, HQ, and PQ. "WJ" Design: AWJ, BWJ, NWJ, ...