The screw thread micrometer has 50 to 75 mm with 0.6 to 0.9 mm/44-28TPI and has a fixed anvil and directly indicates screw pitch diameter, thus, no need for calculation.
The screw thread micrometer has 50 to 75 mm with 0.6 to 0.9 mm/44-28TPI and has a fixed anvil and directly indicates screw pitch diameter, thus, no need for calculation.