Competitive Price for Eagle Drill Head - Rotary Bit for Blast Hole Drilling – TDS
Competitive Price for Eagle Drill Head - 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 | |
| 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 | |
Product detail pictures:
Related Product Guide:
we can offer high quality products, competitive price and best customer service. Our destination is "You come here with difficulty and we give you a smile to take away" for Competitive Price for Eagle Drill Head - Rotary Bit for Blast Hole Drilling – TDS , The product will supply to all over the world, such as: Paraguay, United States, Egypt, We will do our utmost to cooperate & satisfied with you relying on top-grade quality and competitive price and best after service ,sincerely look forward to cooperating with you and make achievements in the future!
Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
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