Rail Wear Gauge For Measuring Head And Side Wear(Gauge Face Wear), Spring Loaded For Faster And Accurate Direct Readin G, For Uic 60 Kg Rail, Measuring Range 0-18 Mm, Reading Accurancy ?1 Mm, Make Model Rwg-1 Of Pie Or Similar [ Warranty Period: 30 Months Aft Er The Date Of Delivery ] ]