Feature: 1. magnetic, anti-acid, hard, impact resistance, excellent toughness 2. The surface has been polished sandblasted matte treatment, no reflected light 3. side polished handle, feel comfortable, easy to use 4. The Long size which it ideal for jewlry,diamond,stamp working 5. Also can be used for for PCB semiconductor, photovoltaic, microelectronics, aerospace, automotive and other
