Customized support | OEM | Place of Origin | JIA |
Brand Name | Tongfa | Type | Other |
Use | Metal Drilling | Finish | black, blue, silver, bronze, golden |
Material | Tungsten steel | Cooling method | Internal cooling |
coating | AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements | overall length | customized |
Diameter | customized |