The Role of Counterbore Holes in Precision Machining

If you get the thruall in the drawing you are probably using the hole callout Then counterbore the top of the hole so my tap can go deeper

The counterbore symbol is used on a drawing to indicate that a counterbore hole feature is required A counterbore is a flat-bottomed

counterbore slot Dimensioning a countersunk slot on a curved surface Kyle2 1 Mar 13 19:36 then tolerance the counterbore slots to datum D,

7 diamond slot Comments · Hole Callout in SolidWorks, Dimensions Necessary for Drilled and Tapped Holes