65HRC high hard tungsten carbide thread milling cutter Long tooth full tooth alloy American thread milling cutter UNC UNF aluminum stainless steel

1. Adopt excellent new edge shape, smooth surface: not easy to chip, increase the rigidity of the tool, take into account the rigidity of the tool and chip removal performance, so that the cutting and chip removal of the tool are more stable

2. The cutter head adopts a suitable negative rake angle, made by grinding process, and the spiral design has smooth chip removal to prevent the knife from sticking, reduce the heating and improve the speed of the cutter