Changzhou Quanren Precision Tools Co., Ltd. is a professional manufacturer of cutting tools for 3C Mobile accessory shells and laptop accessory shells. Established in September 2002, our company mainly produces 3C cutting tools standard end mills, drill bits, T-shaped cutters, Chamfering mills, advantageous cutting tools for 6 series, 7 series, aluminum-magnesium alloy, stainless steel 304 and 316 series, and molds and fixtures for 58°-68°Chunbao tungsten steel flat cutter, ball cutter, round nose cutter, cutting screw taps