Factory wholesale Hard Rock Drilling Bits - Rotary Bit for Blast Hole Drilling – TDS

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Gaining client pleasure is our company's aim without end. We are going to make excellent efforts to create new and top-quality goods, meet your special requirements and provide you with pre-sale, on-sale and after-sale companies for Integral Drill Rod, Air Compressor Filter, Nw Casing Manufacturers, We will endeavor to maintain our great reputation as the best products supplier in the world. If you have any questions or comments, please contact with us freely.

Factory wholesale Hard Rock Drilling Bits - 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 also offer product sourcing and flight consolidation services. We have our own factory and sourcing office. We can provide you with almost every type of product related to our product range for Factory wholesale Hard Rock Drilling Bits - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Denver, Uruguay, kazakhstan, All of our products comply with international quality standards and are greatly appreciated in a variety of markets around the world. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients in the near future.

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We are old friends, the company's product quality has been always very good and this time the price is also very cheap.

By Grace from Jersey - 2018.08.12 12:27

The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!

By Harriet from Hyderabad - 2017.09.30 16:36

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