Item Type: Z Axes Setter Battery: LR44 Battery (included) Battery Capacity: 160mAh Accuracy: 0.0002in Use: To set the length in the machine center and lathe center Function: Magnetic base design for side detection Large measuring surface and easy operation Low throwing force to avoid breakage of milling cutter or drill bit Easy to calibrate by grounding parallel or gauge block Better parallelism, sensitivity and accuracy Package List 1 x Z Axes Setter 1 x Battery 1 x Storage Box Do not use caliper as preset unit, only use gauge block and preset gauge. 1MAIN PURPOSE: Photoelectric Z axes setter, widely used in machine tool center or lathe center, used to set tool length, has strong practicability. 2WORKING RANGE: The industrial tool setter has 0.0002in high accuracy and 2in adjustable height, which can meet more use requirements. 3EASY OPERATION: When the diameter is preset, slowly rotate the tool to obtain higher accuracy, calibrate it by grounding parallel or gauge block. 4MAGNETIC DESIGN: The setter internal is magnetic design, can be used to detect the side, with better parallelism, sensitivity and accuracy. 5EXCELLENT METAL: The magnetic tool setter is made of excellent metal, scratch resistant and wear resistant, and has a long service life.