Big discounting Core Sample Drilling Rig - Rotary Bit for Blast Hole Drilling – TDS

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Fast and fantastic quotations, informed advisers to help you choose the correct products that suits all your needs, a short manufacturing time, responsible good quality control and distinct companies for paying and shipping affairs for Extension Drill Rods, Water Well Drilling Rig Machine, Water Well Drilling, We feel that our warm and professional support will bring you pleasant surprises as perfectly as fortune.

Big discounting Core Sample Drilling Rig - 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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The purchaser fulfillment is our primary focus on. We uphold a consistent level of professionalism, high quality, credibility and service for Big discounting Core Sample Drilling Rig - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Thailand, Casablanca, Ghana, The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.

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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 Hilary from Bahrain - 2018.09.21 11:01

The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.

By olivier musset from Congo - 2017.08.16 13:39

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