taper drill rod , China taper drill rod Supplier

taper drill rod - hex 22mm drill rod

taper drill rod For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale taper drill rod , Made in China, High Quality Products!, China drill rod for hot sale , hex 22mm drill rod for rock drilling Supplier, Manufacturer.

Tapered drill rod,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. Tapered steel lengths— available from 0.6m to 3.6 m in length—are measured from the collar to the bit end.
Shank Hexagon: 19 x108 mm, 22x 108mm, 25 x108 mm, 25 mmX159 mm 6, 7, 11, 12 degree taper in most lengths, taper degree of drill steel is mostly imports for excellent drilling productivity.
For drilling medium-hard to hard and abrasive rock formations,Taper angles of 11 and 12-degrees are normally used on modern drill rigs, like YT28B, YT29A, Y24, YT24, Mobile rock drill pneumatic and hydraulic.
Specification
1)Shank Hexagon: 19 x108 mm, 22x 108mm, 25 x108 mm, 25 mmX159 mm
2)Taper Angle: 6, 7, 11, 12 degree
3)Material:high quality alloy steel
Application
Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc.

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Liaocheng Jinquan Construction Machinery Co.,Ltd

Address: Economic Development Zone, Liaocheng, Shandong, China, liaocheng, shandong, China, 252000
Tel: 0086-635-8206122
Liaocheng Jinquan Construction Machinery Co.,Ltd (Formerly Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd) was established in 1984, located in Economic Development Zone Of Liaocheng, Shandong Province, China. It belongs to the group company of Golden Spring Drilling Limited. We are one of the biggest production bases of all kinds of rock drilling tools, mainly produce "Jinquan" brand rock tools, including threaded button bits, tapered button bits, cross drill bits, chisel bits, down the hole DTH bits, DTH hammers, extension drill rod, MF rod, shank adaptors, coupling sleeves, conical shank cutter bits, pick holders, tricone bits, air compressor, drilling rigs etc. Now our manufacturing capacity has reached eight series and more than 500 types of products. They are widely used in quarrying, mining, road building, railways, highways, water well, hydroelectric power and other basic energy & civil construction projects. rock drilling tools, button bits, DTH drilling tools, shank adapter, coupling sleeves, integral drill steels, tapered drill rod, extension rod, speed rod, MF rod, cutter bits, coal mining tools, water well drilling rig, screw air compressor. Jinquan Corporation is a specialized manufacturer & exporter of quality rock drilling tools in China, with advanced technology, top-class production equipment and meets select international quality standards. Furthermore, our products are produced & designed in terms of IS09001:2008 stipulation. Owing to our products' excellent performance and reasonable pricing policy, we successfully minimized our every customer's drilling cost into per meter.