Counterbored screw slot router bits

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

A spotface symbol is similar to the counterbore symbol, with the addition of the letters “SF The spotface callout indicates a spotface

counterbore slot callout Counterbore dimensioning refers to specifying the size and tolerances of a counterbore hole Slot multiple metals, Spade Drill

afx slot A counterbore hole is a simple hole with a broader hole above and connected to it It is a standard screw hole What is the Callout Symbol for