3/8" Stop Collar for Type C Countersinks
W.L. Fuller 5/8" I.D. Stop Collar
Designed to be used on most W.L. Fuller Counterbores and Countersinks to control the depth of the Counterbore. These steel collars are held solidly in place with two set screws. The inside diameter of the stop collar fits the outside diameter of the Countersink of Counterbore.