Top rake angle

Front clearance angle

Side clearance angle

Back clearance angle

Chip breakers are essential for breaking the long continuous chips into small pieces

Chip breakers are necessary to break the chips to protect the finished work surfaces

Chip breakers are provided to curl and break the chips

All the above

feed rod of lathe

threading tool

threaded workpiece

taper turning attachment

10 mm

7.5 mm

5 mm

2.5 mm

75 Degree

90 Degree

100 Degree

120 Degree