Understanding Counterbore Dimensioning

Can a Curved Slot Be Placed by GD&T Like This? 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

stockholms slot Counterbored Holes—One Position Tolerance A single position tolerance feature control frame may be placed next to the hole and counterbore callout to indicate