Hot Selling for Drifter Rods - Rotary Bit for Blast Hole Drilling – TDS

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We insist over the principle of enhancement of 'High high quality, Efficiency, Sincerity and Down-to-earth working approach' to offer you with superb assistance of processing for China Fixed Air Compressor, Dth Hammer Drilling, Reverse Circulation Hammers & Bits, We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states.

Hot Selling for Drifter Rods - Rotary Bit for Blast Hole Drilling – TDS Detail:

The Drill Store takes advantages of the latest design technology and manufacturing processes for our roller cutters, wildly used for raise boring, shaft boring and reverse circulating drillings.

The cutters use roller-ball-roller bearing configurations. Premium ball, roller bearings and proprietary grease in creasebearing life and capacity, which leads to the greatly in creased serving life of the cutters. Our Metal face seals use proprietaryo- ring material. These Metal face seals have prove n to in crease bearing life versus our competitors in harsh environments and tough drilling conditions.

Avalibale IADC

Series	Application	Operating Parameters
Series	Application	Rotating Speed(RPM)	Weight on Bit-WOB(lb/in)
30	Very Soft	70-140	1000-4000
40	Soft	70-140	1000-4000
50	Soft to Medium	50-140	2000-5000
60	Medium to Hard	50-110	3000-6000
70	Hard	50-90	3500-7500
80	Extremely Hard	40-80	5000-8000

Available Sizes

Bit Size
in	mm	Pin Size
6 3/4	171	3 1/2
7 7/8	200	4 1/2
8 1/2	216
9	229
9 7/8	251	6 5/8
10 5/8	270
11	279
12 1/4	311
13 3/4	350

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In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of Hot Selling for Drifter Rods - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Burundi, Luxemburg, Zimbabwe, Each customer's satisfactory is our goal. We are looking for long-term cooperation with each customer. To meet this, we keep up our quality and provide extraordinary customer service. Welcome to our company, we are expecting to cooperate with you.

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The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly

By Ingrid from Morocco - 2017.09.29 11:19

With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.

By Hazel from Leicester - 2017.04.18 16:45

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