overburden concentric casing drilling tools

Brand Name:MING

Model Number:MRING-E-1250mm

Place of Origin:CHINA

... bits with large internal flushing holes and external flushing grooves 2. Symmetrical ring bit (reamer) with internal bayonet coupling 3. Casing shoe for driving of casing. The Pilot bits is attached to any common DTH hammer shank. Not only

Brand Name:SOLLROC

Model Number:OD108MM-406MM

Place of Origin:China

Overburden Concentric Casing Drilling System with 2 or 3 Wings Product Specification: Concentric Overburden Casing System: With ring bits, with wings and with slide blocks. others, Concentric (or Symmetrix) Overburden Casing System with Blocks Model: 1) Casing Shoe + pilot bit + 2 pcs Blocks; Or 2) Casing Shoe + pilot bit + 3 pcs Blocks; Or 3) Casing Shoe + pilot bit + 4 pcs Blocks. Concentric Casing...

Place of Origin:China

Brand Name:Jinquan

Model Number:Threaded & Tapered

... a drilled hole ahead of the bottom of the casing. The casing is then simultaneously advanced by a percussive force applied to either the top or bottom of the casing. As the hole is advanced, the drill cuttings are normally removed by air and travel up the

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: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 a larger diameter hole than the casing...

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:MIROC

Model Number:RE 350 Hammers

Place of Origin:Shangdong,China

... overburden with casing. Symmetric 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

Brand Name:ROSCHEN

Model Number:ODEX 76 ~ ODEX 280

Place of Origin:CHINA

...Overburden Casing Down The Hole Drilling Tools Odex 80 To Odex 280 Eccentric Odex Overburden Casing Drilling Tools Odex 80 to Odex 280 Down The Hole Drilling ODEX Eccentric Overburden Drilling System A B C D Model Outer Dia.Of Casing Tube Inner Dia.Of Casing Tube Wall Thichness of Casing Tube Reamed Dia. Min.Inner Dia.Of Casing Shoe Hammer Type Drill Pipes Weight Mm Mm Mm Mm Mm Inch Mm Kgs ODEX for Top Hammer Drilling...

Model Number:HD35

Place of Origin:China

Brand Name:Super Diamond

...designed to advance casing during drilling. Once a desired depth is reached they eccentric bit can be retrieved leaving the casing in place for sampling or installations. Overburden Casing Drilling System DTH Bit is very popular in international water well

Place of Origin:Jiangsu,China

Brand Name:xitan

Model Number:Anchor drilling tools

... anchor drilling 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.

Brand Name:Pangolin

Place of Origin:HeBei China

... Equipment DTH hammer drill bit manufacturer DTH drill bit is made of the highest quality aircraft alloy steel. The most commonly used methods for expanding the size of pilot holes are blast hole drilling, quarrying, down-the-hole drilling, water well

Brand Name:KonDaSin

Model Number:89mm-127mm

Place of Origin:China

...drilling construction,such as DTH hammer,drilling with casing and RC drilling. 2. The products can suit the drilling in crushed and complex formations,including all kinds of drill rods,casing,eccentric drill tool,concentric drilling tools and hammers,these

Place of Origin:Guangdong

Model Number:MS-T-79

Brand Name:MSAC

...Tool Boxes 1, Material: 4mm aluminum panel with acrylic panel 2, Acrylic panel of the up lid, aluminum panel of down lid. Custom die cur foam in down side for drills. 3, Silver aluminum edges and black corner, simple lock. 4, Four rubber foot pad under the

Brand Name:cge

Model Number:AQ BQ NQ NQ3 HQ3 PQ PQ3 T2 Series T6 Series

Place of Origin:Made in Wuxi, China

...Drilling Tools Drill Rod Casting Clamp B N H P For Core Drilling Whole set drilling tools we supply: Stop Ring, Core lifter, Core lifter case, Locking coupling, adaptor coupling, Landing ring, Inner tube Stabilizer, overshot, Casing tube, Casing bit, water swivel, hoist plug, fishing tools,wrenches, sub adaptor, foot clamp,etc... core lifter Wrenches Wrench is used tighten or loose the tubes during drilling...