To measure the minor diameter of external thread

To measure the minor diameter of internal thread

To measure the major diameter of external thread

To measure the major diameter of internal thread

By vernier caliper

By screw thread micrometer

By three wire method

Using slip gauge pack

Measure major diameter

Measure minor diameter

Measure effective diameter

Measure the pitch of the thread

By three wire method

By screw thread micrometer

By plug gauge

By using slip gauge and precision rollers

To cut V-thread only

To cut square thread only

To cut knuckle thread only

To cut trapezoid thread only