Ordinary Discount Reverse Circulation Drilling Hammer Bit - Rotary Bit for Blast Hole Drilling – TDS

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Our products and solutions are greatly recognized and trustworthy by customers and may fulfill constantly changing financial and social requires for Dth Hammer Exporter Supplier, 4"" Dth Hammer Supplier, China Drilling Hammer Factories, We warmly welcome clients from all around the world for almost any sort of cooperation with us to build a mutual advantage potential. We've been devoting ourselves wholeheartedly to supply consumers the very best company.

Ordinary Discount Reverse Circulation Drilling Hammer Bit - 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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To be a result of ours specialty and service consciousness, our company has won a superb reputation between customers all around the environment for Ordinary Discount Reverse Circulation Drilling Hammer Bit - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: New Zealand, Barcelona, Nicaragua, As a well educated, innovative and energetic staff,we are responsible for all elements of the research, design, manufacturing, sales and distribution. With studying and developing new techniques,we are not only following but also leading the fashion industry. We listen attentively to the feedback from our customers and provide instant communication. You will instantly feel our expertise and attentive service.

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The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.

By Natividad from Nigeria - 2017.09.09 10:18

The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.

By Megan from New Zealand - 2018.06.26 19:27

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