Machinists Level Overall Height 2 3/4 in Overall Length 12 in Overall Width 1 7/16 in Number of V-Grooves 1 Number of Level Vials 2 Number of Plumb Vials 1 Number of Cross Test Vials 1 Features Cross Test Vial Includes Standard Letter of Certification Total Number of Vials 3 Sensitivity 0.005 in/ft Mount Type Not Applicable Frame Material Cast Iron Level Orientation Horizontal Precision Vial Properties Graduated Grounded Shape Straight Accuracy 0.005 in Color Black