Groz 5Pc Wiggler Centre Finder Set Misc. Torin Big Red Waterproof Waterproof 10g X 3 4in S Tapping Screw Hex Head Phillips 100 Pack GROZ WRIGGLER CENTER FINDER Wiggler Center finder with its four interchangeable attachments is a versatile tool that finds application in many places The attachments can be snapped onto the chuck without removing the collet nut and are clamped by a ball swivel joint which permits adjustment to an angular position With needle point shark working centers can be accurately located Spring tension on the ball of the point permits guiding the point to true concentricity bringing perfect alignment between the work and machine spindle Wiggler with Ball Contact is useful in locating work by first bringing the ball contact against the work and then indexing it to the desired position relative to the spindle Wiggler with Disc Contact is particularly useful in locating work in confined areas such as slots or shallow holes