OEM/ODM China Dth Hammer Manufacturers - Rotary Bit for Blast Hole Drilling – TDS

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We will make every effort to be outstanding and perfect, and accelerate our steps for standing in the rank of international top-grade and high-tech enterprises for China Bw Casing Manufacturers, Hdd Drill Rod, Dth Rod, Welcome to visit our company and factory. Please feel free to get in touch with us if you need any further assistance.

OEM/ODM China Dth Hammer Manufacturers - 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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We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of OEM/ODM China Dth Hammer Manufacturers - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Colombia, Lyon, Bandung, We also provide OEM service that caters to your specific needs and requirements. With a strong team of experienced engineers in hose design and development, we value every opportunity to provide best products for our customers.

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The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.