18-110A part have 02nos. bores with same diameter 14.28mm. 
This machining is done with Circular interpolation by CRC program.
Two bores CRC values entered with 2 D-values in machine wear.
While doing first off part, Operator D1 entered, but D2 not entered in machine wear. Due to this error program running with Zero CRC value. This manual error causes hole diameter 20.28mm in one bore.