10pcs Circuit Board PCB Drill Bits Kit Carbide Tungsten Steel Drill Bit Set

Details: * brand new and high quality. *Drilling rig waste discharging space is large resistance is small and debris discharging is stable. *Use high-quality materials and fine grinding technology to make the cutting edge er reduce cutting force and drill breakage and improve the quality of hole wall. *Design of calibration ring to improve work efficiency *Strictly avoid local holes and ensure the quality of trimming. *Long service life 2000-5000 drills can be drilled under normal working conditions and 4-5 times can be regrinded. *It is suitable for drilling of acrylic board wood board PVC board circuit board aluminium board and other materials. *Color: As Pictures Show *Material: Carbide *Packaging size: 88*53*10mm/3.46*2.09*0.39 *Optional Size: 0.1mm 0.2mm 0.3mm 0.4mm 0.5mm 0.6mm 0.7mm 0.8mm 0.9mm 1.0 mm Package Contents: 10*PCB Drill Bits Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.