This paper analyses that tipAngle of drill bit influences on cutting capability and life of twist drill, when the material and shape of work piece is different.
The technologies include the ruling methods, the adjusting of the cutting angle, the selecting for the knife tipangle of the diamond cutter and the choosing of the materials being ruled.
In my next tip, I will indeed move on to ErrorHandler, and see exactly how it can be used to handle everything from a misplaced Angle bracket to a missing attribute.