Reaming
Spot facing
Counter boring
Counter sinking
Cutting edge will be blunt
Cutting edge will not be sharp
Cutting edge will become weak
Cutting edge will not cut material
Drill will break
Drills are over heated
Drill make rough hole
Over sized holes are made
Grade
Grain size
Type of bond
Type of abrasive
Truing
Glazing
Loading
Dressing
