Hollow Stem Auger Drill Bit 4 1/4″ 108mm Triple Key Heavy Duty
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... duty, tapered tool joints are made from 4142 alloy steel and feature double-bolt connections. Specifications: No Description Part # Lbs. Kg. Auger Section 1 4 1/4″ (108mm) TK HD Hollow Stem Auger 4 1/4″ (108mm)...
ROSCHEN GROUP
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BMR TOOLS 230mm Length Carbon Steel Hex Shank Hollow Wood Auger Drill Bits for Wood Deep Drilling
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...Hollow Wood Auger Drill Bits for Wood Deep Drilling Features Hex Tang Shank, Spiral Flute, Screw Tip Material Metal Flute Diameter 12mm / 15/32" Shank Diameter 7mm / 0.27" Flute Length (include the tip) 145mm / 5.7" Length 230mm / 9" Net Weight 220g Package 1 x Wood Auger Drill Bit Features Hex Shank, Twist Flute, Lead Screw, Spur, Carbide Tipped. For precision drilling......
DANYANG BMR TOOLS CO.,LTD
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11 Degree 610mm-8000mm Length Mining Rock Hexagonal Hollow Steel Tapered Drill Rod
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...Hollow Steel Tapered Drill Rod Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal chuck section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the proper shank striking face position in the rock drill, and a tapered bit end. Shank Hexagon: 19 x108 mm, 22x 108mm......
KSQ Technologies (Beijing) Co. Ltd
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Hex22 108mm Hexagonal Drill Rod Jack Hammer Rock Drilling Tools
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... drills for shallow hole drilling operations, and are generally made of H22 and H25 hexagonal hollow drill steel. It needs to be matched with the taper drill bit for rock drilling, and It is usually used in rock drilling operations in quarries, coal mines...
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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SMW Multi-shaft Auger
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SMW Multi-shaft Auger As a construction method for cut-off walls and retaining walls, mixing self-hardening slurry in-situ with native soil (SMW) is also called column-type concrete wall construction method. After reaching the predetermined design depth, ......
Beijing jiayou xincheng industry and trade co. LTD
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small hole mining rock drilling tools hex hollow 6 7 11 12 degree tapered drill steel rod
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Tapered drill steel rods work with tapered drill bits, it has different length for various applications, our taper drill rods come in a variety of taper angles, and we provide tapered rods in a full range of shank configurations and steel hex diameters......
Liaocheng Jinquan Construction Machinery Co.,Ltd - China manufacturer of rock drilling tools button bits top hammer rock tools DTH hammer button bits
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High Performance SRC542 Borewell Drilling Hammers With Long Life
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... through hard rock and earth. The drill rods themselves are hollow and feature an inner tube with an outer barrel (similar to air core drilling). A pneumatic reciprocating piston (also known as a downhole hammer) delivers rapid impacts to the drill stem,...
Changsha Sollroc Engineering Equipments Co., Ltd
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