Good User Reputation for Dhd340 Dth Hammer - Rotary Bit for Blast Hole Drilling – TDS

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Our business promises all users of the first-class items and the most satisfying post-sale company. We warmly welcome our regular and new prospects to join us for Symmetrix System Supplier, Eccentric Drilling System, Air Screw Compressor Machine, We warmly welcome domestic and abroad buyers deliver inquiry to us ,we now have 24hours doing work team! Anytime anywhere we are still here to be your partner.

Good User Reputation for Dhd340 Dth Hammer - 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 constantly continually give you essentially the most conscientious client provider, plus the widest variety of designs and styles with finest materials. These initiatives include the availability of customized designs with speed and dispatch for Good User Reputation for Dhd340 Dth Hammer - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Benin, Amman, Bolivia, Certainly, competitive price, suitable package and timely delivery will be assured as per customers' demands. We sincerely hope to build business relationship with you on the basis of mutual benefit and profit in the very near future. Warmly welcome to contact us and become our direct cooperators.

Black Diamond Rc Hammers