| Type |
Center Drill Bit |
| Material |
Tungsten Carbide |
| Use |
Masonry Drilling |
| Place of Origin |
Shaanxi China (Mainland) |
| Brand Name |
JINGWEI |
| Model Number |
113-270mm |
Type:sintereddrillbits Size:φ65-φ133(mm) Application:Suitablefordrillinginthemediumhardtohardrock,stronggrindingstratumformation.Applicablerockformation:f≤10. Characteristics:Thisgroupofproductsisusedtopenetrationthedegassinghole,drainhole,andgroutingholeofcoalmine.