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

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Our objective is to present premium quality products at aggressive prices, and top-notch services to buyers around the world. We have been ISO9001, CE, and GS certified and strictly adhere to their excellent specifications for Kaishan Screw Air Compressor, Ql60 Dth Bit, China Hole Opener Supplier, Our Enterprise Core Principle: The prestige 1st ;The quality guarantee ;The customer are supreme.

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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Sticking for the belief of "Creating items of top of the range and creating buddies with people today from all over the world", we normally put the interest of shoppers in the first place 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: Cairo, Italy, Istanbul, We have constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. Detailed Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.

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The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.

By Odelia from Armenia - 2018.12.10 19:03

The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.

By Meredith from Montreal - 2017.12.31 14:53

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