equal to
smaller than
greater than
Vertical boring machine
Horizontal boring machine
Precision boring machine
Jig boring machine
drill a hole
finish the drilled hole
correct the hole
enlarge the existing hole
increase in the effective rake angle and a decrease in the effective clearance angle
increase in both effective rake angle and effective clearance angle
decrease in the effective rake angle and increase in the effective clearance angle
decrease in both effective rake angle and effective clearance angle