The screw thread micrometer has 25 to 50 mm with 0.4 to 0.5 mm/64-48TPI and has a fixed anvil and directly indicates screw pitch diameter, thus, no need for calculation.
The screw thread micrometer has 25 to 50 mm with 0.4 to 0.5 mm/64-48TPI and has a fixed anvil and directly indicates screw pitch diameter, thus, no need for calculation.