Specification:Material : 45CR, AlloyColor : Silver Tone Measurement Range: 0-150mm Resolution: 0.02mm Total Size(Approx): 230 x 100 x 8.5mm / 9" x 3.9" x 0.33"(L*W*H) Package Content :1 x Depth Caliper,1 x Plastic Case Description:Made of 45CR(ruler bar) and alloy(ruler frame) material, this depth caliper is sturdy and not easy to break off.Clear calibration on the caliper, easy to read. scale and gauge with a positive locking set screw for precise measurement in fine unitsWWidely used for inside, outside, depth and step measurementsComes with a solid box for better protection and storage, reliable used for very long-lifetime .
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