Material: Tungsten Carbide
Cutting diameter: 0.3mm-1.2mm
Cutting length: 18mm
Total length: Approx.38mm
Shank diameter: Approx.3.175mm(1/8")
Range of processing: PCB SMT CNC board, mold, plastic, copper, stainless steel and other precision metal parts processing.
Use high quality materials and fine grinding process makes bit more sharp cutting edge, reduce cutting force and broken drill, improve the quality of hole wall.
Each bit has a colored depth setting ring, but the color will be shipped randomly.
10 x Drill Bits