Feature●Product Name : PCB Drill Bit;Material : Tungsten Carbide●Cutting Diameter : 1.05mm / 0.041";Cutting Depth : 10 mm / 0.39"●Shank Diameter : 3.175 mm ;Total Length : 38 mm / 1.5"●Color : Silver Tone;Weight : 40g●Package Content : 10 x PCB Drill Bits1 x Plastic CaseDescription
It has a large scraps discharge space, little resistance and smoothly during the scraps discharge.
Use materials and grinding process makes bit more sharp cutting edge, reduce cutting force and broken drill, improve the quality of hole wall.