high quality assembled bit hole opener

Brand Name:JSBIT

Place of Origin:hebei china

... Holes - By drilling a smaller hole with a "pilot" bit, then attaching that said bit onto the bottom of the the hole opener. The hole opener will follow the path of the hole drilled by the smaller bit. Larger Holes with Smaller Rigs - By drilling a hole in

Place of Origin:HeBei

Brand Name:TengDa

Model Number:86-15831757006

1. Company introduction We are HeJian tengdaDrill Bit Manufacturing Co.LTD. Was established in August 18, 2001, from a simple bit processing, gradually developed into a research and development with independent research and development, design, production ...

Brand Name:Pangolin

Place of Origin:HeBei China

...assembly hole opener bit for water well drilling Introduction: Large-diameter assembled drill bits are widely used in construction, bridge, highway and railway construction. This series of drill bits are suitable for shale, limestone, cobblestone, dolomite, conglomerate and other formations. 1. Suitable for medium to medium hard formations with high...

Brand Name:Pangolin

Place of Origin:Hebei, China

...construction. This series of bits are suitable to various kinds of strata including shale, limestone, cobblestone, dolomite and conglomerate. 1.Suitable for medium to medium hard formation of high Crushing Resistanc (hard shale,sands,etc.) 2.Bit bearing is

Brand Name:MING

Model Number:MDO350/185-CIR170

Place of Origin:CHINA

...bit 350/185mm with CIR170 Product category: DTH drill bit Matched connection: CIR170 Reamer Dia: 350mm Carbide: spherical, ballistic,semiballistic KINGDRILLING DTH thread button bit description: DTH hammer bit manufacturer KINGDRILLING DTH hole opener bits are manufactured from the highest quality aircraft alloy steel. Which are used to enlarge the size of a pilot hole most commonly for Blast hole...

Brand Name:yue lin sen

Model Number:Y59

Place of Origin:Dongguan, Guangdong

... Bit; Hole Opener; Passivation Treatment. 420J2 & 17-4PH Stainless Steel Medical Drill Bits / Trephines Category Details Product Description These professional-grade medical drill bits and trephines are precision-engineered from two distinct high-...

Brand Name:MIROC

Model Number:DTH Drill Bits

Place of Origin:China

... which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD,

Brand Name:YJ

Model Number:YJ-YL003

Place of Origin:China

... is smaller than the speed of drill, mainly disorderly cutting broken rock. It is suitable for old well sidetracking and deepening the slim hole drilling operation under high rotary speed and drilling pressure. 1. Its application field is wide, not only

Place of Origin:China

Brand Name:ShiTan

4 wings PDC drilling bits/ drag bits/ blade bits used for water well Product Information drilling drag bit 1. reasonable price 2. strong aggressiveness 3. high clearness speed 4. adequate stocks Drills-king concave bits pdc drill bits is mainly used for ...

Brand Name:Jinzen Drills

Model Number:Integral Drill Steel

Place of Origin:China

High Quality Small Plug Hole Steel Integral Drill Rod Integral Drill Steel For Rock Drilling,Quarrying And Mining​ Integral Drill Steels: Integral Drill Steel is mainly used in small-hole drilling, such as stone quarrying, foundation drilling, tunneling, ...

Brand Name:SMSCC

Model Number:60L-30*35

Place of Origin:Jiangsu, China

Drill bits come in many sizes and shape and can create different kinds of holes in many different materials. Description: Technical Specification of Drilling Buckets with soil drilling Teeth drilling Dia. Shell Length Shell Thickness Weight (mm) (mm) (mm...

Brand Name:FLRT

Model Number:900 FHO537G

Place of Origin:China

Trenchless Application, HDD Hole Openers , HDD Reamer , IADC 537 , Rock Reamer 1. Features of hole opener bits Hole Openers are used to enlarge the diameter of a pre-drilled hole. They are custom built to specification, and come in a wide variety of sizes...

Brand Name:ROSCHEN

Model Number:500mm Custom-Made

Place of Origin:CHINA

...hole opener for horizontal directioal drilling Hole opener Large-diameter assembled bit is widely used in construction, bridge, highway and railway construction. This series of bits are suitable to various kinds of strata including shale, limestone, cobblestone, dolomite and conglomerate. 1. Suitable for medium to medium hard formation of high Crushing Resistanc (hard shale,sands,etc.) 2. Bit...

Brand Name:New Diamond

Model Number:Hole Opener Bits

Place of Origin:Hunan, China (Mainland)

High Precision Hole Opener Bit Drilling Tool For Coal Mining , ISO Standard Description New diamond DTH hole openers can provide hole enlargement for various down-the-hole hammer drilling application needs, reasons ranging from drilling rig and equipment capabilities to worksite condition and job specifications. In addition, new diamond hole openers...

Brand Name:ENG

Model Number:6371

Place of Origin:China

...Hole Opener Trenchless Drill Bits for Oil Gas Industry Product Specifications Diameter 36'' IADC 637 Palm Model 311.1mm (12 1/4" tricone bit) Palm Quantity 9 Connection Type NC46 Operation Parameters Formation Medium-hard formations with high ...

Brand Name:Kellyway

Model Number:Roller Bits

...Bits Drilling Rig Drill Bit for Hole Opener The products adapt to the machine with all the performance features such as a high feed rate, a long service life and short tool changing times. Together with the parts supply assurance, a high daily production volume, and above-average economy is guaranteed roller bits are tools for boring into rock and earth. They are used to drill blasting holes...

Brand Name:Longway

Place of Origin:Hebei, China

... when the drilling machine is lower power or the end-hole is too bit 2. We can make the hole opener and solutions according to the hardness of rocks, drilling depth, size of pilot hole, size of end-hole 3. If fix the tricone bits as the pilot bits,