Features: HUHAO Drill Uhas a large scraps discharge space,little resietance and smoothly during the scraps dischange. Using high quaility materials and fine grinding process makes bit more sharp cutting edge,reduce cutting force and broken drill and improve the quality of hole wall. The cutting edges strictly avoid partial hole,ensure the quality.
Application: PCB, SMT, CNC, Mould, plastic fiber, carbon fiber, wood, printed circuit board, other precision parts processing.
Guaranty: Within 90 days product quality is not completely satisfied, please CONTACT US, 100% refund.