Model: Taiwan Bo god metal engraving and milling machine automatic knife BT12 repeat positioning accuracy: 1um contact surface diameter: 12 designated contact speed: 50-200mm / min contact surface material: tungsten steel grinding disk level, full specifications can be pre-coated with titanium reinforced Trigger travel distance: close to zero contact rating: DV5V-24V, 10mA contact life: 500 million times total travel (by movable distance): 5mm contact force: 1.5N waterproof rating: SGS certified IP68 rating, 1m in depth Under pressure, long working properly. Signal line Specifications: 6-core, oil standard bus length: long signal lines 3m, 2.5m protective tube used: engraving and milling machine, metal engraving and milling machines, engraving and milling medium / engraving machine Bo God BT12 knife device for utility knife installed in a variety of precision milling machine carving, engraving machine, engraving machine, machining centers, all kinds of boring tool axis milling, drilling and other testing equipment. milling, drilling and reaming the precise coordinates of the bottom edge of the knife can be accurately measuring the position of the tool, the tool used in the home setting and tool wear and tear and Duandao detection accuracy.