| Place of Origin: | CHINA |
| Brand Name: | MIROC |
| Certification: | ISO |
| Model Number: | QL50 |
| Minimum Order Quantity: | 1 |
|---|---|
| Price: | Negotiation |
| Packaging Details: | Standard export packing |
| Delivery Time: | 15-20 days |
| Supply Ability: | 5000 pcs per month |
| Material: | Carbon Steel | Application: | Water Well Drilling |
|---|---|---|---|
| Buttons: | Spherical, Ballistic | Shank: | QL50 |
| Face Type: | Flat, Concave, Covex | Product Name: | High Pressure DTH Drill Bit |
| Advantage: | High Wear Resistant Cemented Carbide | Processig Type: | Forging |
| Diameter: | 130mm To 152mm | Packing: | Wooden Cace Or As Requrements |
| Highlight: | ql50,ql50 dth drill bits,5 inch dth drill bits |
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Description
Our products are compatible with most of the products manufactured by , Atlas Copco, etc. DTH drill bits are widely used in mining, tunneling, quarrying, construction and civil engineering project.
QL50-5"
Shank Length: 240mm
Number of Splines: 12
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Specifications
| Item | Bit Dia. | Buttons (mm) | Flushing Holes | Weight | Part Number | ||
| mm | inch | Front | Gauge | (kg) | |||
| QL50 Spherical Concave Face |
130 | 5 1/8 | 4x14, 3x14 | 8x16 | 2 | 14.5 | 4148301347 |
| 133 | 5 1/4 | 4x14, 3x14 | 8x16 | 2 | 14.5 | 4148301348 | |
| 140 | 5 1/2 | 4x14, 4x14 | 8x16 | 2 | 15.5 | 4148301349 | |
| 146 | 5 3/4 | 4x14, 4x14 | 8x16 | 2 | 15.6 | 4148301350 | |
| 152 | 6 | 4x16, 4x16 | 8x18 | 2 | 16.5 | 4148301351 | |
| QL50 Ballistic Convex Face |
130 | 5 1/8 | 3x14, 4x14 | 9x16 | 3 | 14.5 | 4148301352 |
| 133 | 5 1/4 | 3x14, 4x14 | 9x16 | 3 | 14.5 | 4148301353 | |
| 140 | 5 1/2 | 3x16, 4x16 | 9x16 | 3 | 15.5 | 4148301354 | |
| 146 | 5 3/4 | 3x16, 4x16 | 9x16 | 3 | 15.6 | 4148301355 | |
| 152 | 6 | 3x16, 5x16 | 9x18 | 3 | 16.5 | 4148301356 | |
| QL50 Spherical Flat Face |
130 | 5 1/8 | 7x14 | 8x16 | 2 | 14.5 | 4148301357 |
| 133 | 5 1/4 | 7x14 | 8x16 | 2 | 14.5 | 4148301358 | |
| 140 | 5 1/2 | 7x14 | 7x18 | 2 | 15.5 | 4148301359 | |
| 140 | 5 1/2 | 8x14 | 9x16 | 3 | 15.5 | 4148301360 | |
| 146 | 5 3/4 | 8x14 | 9x16 | 3 | 15.6 | 4148301361 | |
| 152 | 6 | 8x16 | 9x18 | 3 | 16.5 | 4148301362 | |
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Contact Person: Mr. Yingkai Zhang
Tel: +86 18501231988