Drill and Counterbore Sizes for Socket Head Cap Screws per ASME

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

* delimiter ; breaks format into callout line 1; dimtext line 2; and callout line 3 SLOT-COUNTERBORE-BLIND=hw-diam> X hw-slot-length> HOLE-DEPTH> hw-depth>

counterbore slot callout First Creating the Thru Slot, then again to create the Counterbored Slot My frustration lies in that I cannot simply call out the Centerline

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