Item Package Dimension: 18.0" L x 5.5" W x 1.5" H
Max.
Permissible Error E MPE: ±0, 002". Max.
Permissible Error S MPE: ±0, 0025"
0-12 inch dial caliper,. 001" graduation,. 1"/revolution. To measure outside diameter, inside diameter, steps and depth.