Digital Dial Bore Gauge As Per The Following Technical Specifications. Digital Dial Bore Gauge C Onsisting Of (1) Standard Bore Gauge With The Following Dimensions (A) Measuring Range : 250 - 400 Mm, ( B) Repeatability:0.5 Microns Or Better, (C) Adjacent Error: 01 Microns Or Better (D) Gauge Stem:8Mm. (2) Di Gital Indicator With The Following Specifications (A) Display: Lcd (B) Protection Level: Ip42 Or Better (C) Resolu Tion:0.001 Mm Or Better (D) Range:12.7 Mm Or Better (E) Accuracy:0.003Mm Or Better (E) Measuring Force: 1.5N Or Less. Make Or Model :Mitutoyo (Orderno.511-706 & 543-390) Or Equivalent In Bakers (Or) M-Sure (O R) Bowers (Or) Insize. ]