No.

mecsuring Range & Graduation Value

201

200×0.02mm

300×0.02mm

450×0.02mm

500×0.02mm

600×0.02mm

1000×0.02mm

201B

200×0.02mm

300×0.02mm / 8×0.001in

450×0.02mm / 12×0.001in

500×0.02mm / 18×0.001in

600×0.02mm / 20×0.001in

1000×0.02mm / 24×0.001in