·Mitutoyo 530-104 Vernier Calipers, Stainless Steel, for Inside, Outside,Depth and Step Measurements, Metric, 0"/0mm-150mm Range, -0.05mm Accuracy, 0.05mm Resolution, 40mm.

·Hardened stainless steel construction with satin chrome finish, for protection of caliper.

·Four-way measurement capability for outside dimension (OD), inside dimension (ID), depth, and step measurements.

·Raised sliding surfaces to help prevent defacement and wear of scale graduations.

·Modest, 14-degree face angle on vernier scale, to help improve visibility and reduce the possibility of parallax errors.

·Meets Federal Accuracy Specifications GGG-C-111B.

·Features upper locking screw.