Place of Origin:China
Brand Name:TG/OEM
Model Number:Customized Drill Bit
Type:Twist Drill Bit
Use:Masonry Drilling
Material:Tungsten Carbide
Body Material:40Cr or 45# Carbon Steel
Body Hardness:48 to 55HRC
Tip Material:YG8C Tungsten Carbide
Surface Treatment:Sand Blast or Chromeplate
Flute:Single or Double Groove