●1)Screw compression type, quick and easy installation and removal ●2)High-quality Substrate: Good anti-rust ability and acid resistance, fine appearance, quality assurance ●3)Clear Markings: laser processing for easy identification of the tool holder ●4)Wide Range of Applications: suitable for rough processing, excavation processing, cutting step surface processing and other processing ●5)Advantage: Quenching and hardening, stable processing and good shock resistance.