The Verdict Adjustable Centring Attachment is the deluxe version of this tool where a rack and pinion movement is cleverly incorporated to give a more controlled method of setting your dial test indicator and any associated accessory.
This item is designed to give ease of operation to the user in any working environment. The slide locking and traverse thumb nuts are combined on one single spindle for ease and simplicity.
Shank diameter: 3/8"
Slide length: 3" (allowing for a 6" diameter swing)
Adjustable Centring Attachment 16/0001