Solved 34 The callout order for a counterbored hole is: A

Slot centerlines, center marks, and callouts counterbore slot callout Slot location at which the counterbore is required 5 The length of the T-Slot location callout See page 11:02 for information counterbore slot The callout symbol on a machining blueprint for a countersink hole is “⌵” and the callout symbol for a counterbore hole is “⌴” The symbols are designed to

slot xd Counterbore Symbol