TB caliper dial turn of 2 mm
unscrew the lock screw
on the dial precised at 0,02 mm : 1 dial turn represents 2 mm. (available in 5 mm ref 20300)
Before using the TB caliper, clean the ruler with dry cotton to avoid problems due to dusts.
Keep your instrument clean and dry
The measurement faces must be cleaned with cotton. do not use oil, acetone or other oraganic solution.
Located about 100 km from Paris.