1、PRODUCT PARAMETER: Normally closed 4 line tool setting gauge, with 5mm stroke, 0.001mm locating accuracy, 1.5N contact force, contact life up to 3000000 times. 2、WORKING PRINCIPLE: The CNC system receives the output signal of the tool setter, and detects the tool length setting, tool wear, and damage through the program. 3、TUNGSTEN STEEL: The contact area is made of excellent tungsten steel material, with a grinding mirror finish, high hardness, and no wear during operation. 4、APPLICABLE MACHINE: Suitable for CNC small engraving machine, jadestone carving machine, denture machine, glue dispensing machine, and tooth carving machine, etc. 5、IP67 WATERPROOF: This automatic tool setting gauge is has IP67 waterproof grade, suitable for various environments, with 2 meter line, has less usage restrictions.