Precision machining gauge body with stainless steel; Advanced laser reticule, clear line and wearable W0575B 0-125MM 47.5*26*23.5CM 13KGW0576B 0-150MMW0577B 0-200MMW0578B 0-300MMPrecision machining gauge body with stainless steel;With four functions :measuring inner diameter, outer diameter, depth and stepsAdvanced laser reticule, clear line and wearable VERNIER CALIPERS