Reinforced Concrete Drilling, Granite Drilling
28mm/32mm/45mm/47mm/52mm Diamond Core Drill Bit Fo
Granite, Marble, Concrete Drilling
1-1/4unc, 1/2bsp and etc
Sharpness, Smooth Cutting
Laser/Silver/High Frequency/Brazed Welding
Standard Exporting Carton
Long Service Life
Carton Box or Customers Requirement
Tongling City Anhui Province