Wiggler & Center finder Set Work Edge Centre Finding Run out concentrical align. Comes in a beautiful Pauch packaging. Use to check run-out or concentricity, establish centres, check straightness or alignment of flat surfaces. Set includes a wiggler chuck to hold ball contact, disc contact & needle point attachments and an offset indicator holder. Very useful item for locating application points on milling & other machines. Colour: Black material: metal Package Contents: 5pcs center locator Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.