Small hole drill bits 11 degree tapered button bit 7 ballistic buttons
| Small Hole Drilling Tools | Taper Degree | The Number Of Button | Bit Dia.(mm) | Skirt | Weight(kg) |
| Tapered Button Bit | 7° | 4 | 32-42 | Short Skirt | 0.24-0.43 |
| 6 | 34 | Short Skirt | 0.29 |
| 7 | 32-42 | Short Skirt | 0.26-0.43 |
| 7 | 32-41 | Long Skirt | 0.30-0.42 |
| 11° | 4 | 32-40 | Short Skirt | 0.24-0.40 |
| 5 | 38-40 | Short Skirt | 0.39-0.40 |
| 6 | 33-36 | Short Skirt | 0.25-0.36 |
| 7 | 32-41 | Short Skirt | 0.24-0.41 |
| 7 | 32-41 | Long Skirt | 0.30-0.42 |
| 8 | 33-35 | Long Skirt | 0.31-0.35 |
| 12° | 4 | 28-30 | Short Skirt | 0.20-0.22 |
| 5 | 28-30 | Short Skirt | 0.20-0.22 |
| 6 | 30-38 | Short Skirt | 0.22-0.40 |
| 7 | 32-38 | Short Skirt | 0.24-0.40 |
| 7 | 32-41 | Long Skirt | 0.30-0.42 |
| 8 | 33-35 | Long Skirt | 0.31-0.35 |
1. Packing details : Carton box and Wooden box .
2. Handling time for an order
Based on order quantity, normally it takes 15-30 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: We suggest Express like DHL/UPS/TNT/FEDEX/EMS or by air.
Bulk order: We suggestby sea shipment or by airway cargo.
We can supply drilling tools (R25-R28, R32, R35 T38,T45,T51,GT60);Extension Rod ;Coupling and Shank adaptors.API standard series drilling pipesHigh, Medium and Low air pressure DTH hammers and bits,( 2'' ~ 24''): DHD,COP,Mission,QL,SD,Numa series; Overburden Casing system ( Concentric & Symmetric casing sytem, Odex Casing System), Double Casing System and Reverse Circulation System Etc.
Our products can be perfectly matched with the world famous brand such as Atlas Copco, , Ingersoll-Rand and other well-known manufacturers’ products.
Our company has introduced the most advanced manufacturing equipments and technology in this area and has established an integrated production system. Electro-hydraulic forging hammers for forging process, Italian atmosphere-controllable sealed quench furnace for heat treatment, CNC machines for accurate finishing and experienced workers in metal machining all contribute to the good performance of our products. Till now, we have fulfilled the purpose of all parts being finished precisely and key processes being controlled numerically. Meanwhile, we have been awarded of varies of technology and products patents which ensure the high quality and reliability of our products.
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Carbon Steel Small Rock Drill Bits 11 Degree Tapered Button Bit 7 Ballistic Buttons Images
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