MOQ | 1000 Piece/Pieces |
Place of Origin | Jiangsu, China | Brand Name | boyu |
Type | Twist Drill Bit, Gun Drill Bit | Material | Tungsten Carbide |
Use | Masonry Drilling | flute type | double flute |
material | 40CR steel | application | drilling hole on stone,brick,concrete |
standard | DIN8035 |