G76 P010060 Q100 R50 G76 X... Z... P... Q... F...
: This is the "normal" or "long" version of a thread undercut for external threads (e.g., bolts and screws). din 76a pdf
Released under the full title "Design of thread run-outs and thread undercuts for metric ISO threads according to DIN 13," this standard defines the geometric shapes, dimensions, and tolerances for: G76 P010060 Q100 R50 G76 X
: Form A is the "normal" or long design, whereas Form B is the shorter variant used when space is limited. Dimensions : Width ( ) : Typically about three times the thread pitch ( Max Width ( ) : For Form A, the maximum width is the maximum width is