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drill bits
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Drill stem
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Ruilong Drill Co.,Ltd
Showing 1 - 5 of 5, total 1 pages [First] [Previous] [Next] [Last]
1
hard alloy drill bits
Specification: 43mm
Detail: Hard alloy drill bits are main tools widely used in percussion drilling. We produce Chisel bit, cross bit, three-wing bit, button bit and so on. Material: high-class alloy bit Craft: forging Application: the drilling of li...
2
high efficiency drill rod
Specification: 28-146mm
Detail: High efficiency drill rod Craft: prestressed wire winding and welding on the basis of merits from German craft. Material: high pressure seamless alloy pipe (rod body); high wear-resistant T-shape strip steel (spiral); mediu...
3
geological spiral drill rod
Specification: 34-98mm
Detail: Geological spiral drill rod Spiral craft: prestressed wire winding and welding with single strip steel or double strip steel, based on the big torque of geological drill rod. Material of rod body: geological alloy pipe Mat...
4
prismatic drilling rod
Specification: 50-73mm
Detail: This is our patented product, designed and developed by R&D institution and our co***ny. (Patent No.:201020122744.8). Material: medium carbon alloy pipe (rod body); 42Crmo (connector). Craft: high pressure, thermal refining...
5
geological alloy rod
Specification: 34-98mm
Detail: Material of connector: first-class alloy constructional steel Craft: thermal refining in vacuum, which greatly improves the fatigue resistance and shearing strength. Rod body craft: friction welding, which improves the bend...
Showing 1 - 5 of 5, total 1 pages [First] [Previous] [Next] [Last]
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