The Role of Counterbore Holes in Precision Machining

counterbore slot callout   Dan counterbore slot callout

5 Callout Examples Fig 7 Counterbored and Countersunk Holes Page 9 9 Fig 9 Metric Notes for Counterbored,

Slot location at which the counterbore is required 5 The length of the T-Slot location callout See page 11:02 for information  Counterbored holes are dimensioned in the sequence of their manufacture First the hole's diameter is given, then the counterbore diameter, then

pyramid linx slot The counterbore symbol is used on a drawing to indicate that a counterbore hole feature is required A counterbore is a flat-bottomed 5 Callout Examples Fig 7 Counterbored and Countersunk Holes Page 9 9 Fig 9 Metric Notes for Counterbored,