Features 1、The edge finder is made of stainless steel,durable and has long service life. 2、High accuracy,the error of it is as low as 0.02~0.01mm,very practical. 3、It can accurately determine the center position of the workpiece being machined. 4、Large measuring range reaches 10mm to satisfy your most needs. 5、It is stable and has great performance while using. Specification Features: The edge finder is made of stainless steel,durable and has long service life. High accuracy,the error of it is as low as 0.02~0.01mm,very practical. It can accurately determine the center position of the workpiece being machined. Large measuring range reaches 10mm to satisfy your most needs. It is stable and has great performance while using. Specification: Material:Stainless Steel Accuracy:0.02~0.01mm Battery: 1.5V Lithium Battery(Not Included) Package List: 1*Edge Finder Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List