China OEM Rc Drill Pipe - Rotary Bit for Blast Hole Drilling – TDS

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We believe in: Innovation is our soul and spirit. High-quality is our life. Consumer need to have is our God for Dth Hammers, Drill Bit For Rock, Drifter Drill Rod Manufacturer, We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.

China OEM Rc Drill Pipe - 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 corporation keeps to the operation concept "scientific management, superior quality and performance primacy, consumer supreme for China OEM Rc Drill Pipe - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Malta, Malaysia, Slovak Republic, Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world

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The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.