Instant inch/mm conversion
Zero the reading any position
Standard gauge of scale interval 0.001mm and outer frame diameter 56mm
Protection and durability of mechanism parts like gear are pursued by impact release mechanism( shock proof ).
Jewel axis is applied to improve durability.
Stable repeated precision is realized by applying level enlargement mechanism.
Limiter is equipped as standard for all models. it is convenient to set up tolerance range.
Lift lever can be adopted
