1,metric/inch system interchage at any postion.
2,zero setting at any positioin.
3,manual power on/off.
4,easy to obtain the diameter of a narrow groove in a hole.
Contact: Paul Lee
Phone: +86 170 9776 9619
Tel: +86 400 884 1889 / 0579-87301889
Email: sales@prdro.com
Add: No. 618, Tongan Rd, Changcheng industrial Zone, Yongkang, Zhejiang, China