Machinists Level Overall Height 1 3/8 in Overall Length 6 in Overall Width 1 3/16 in Number of V-Grooves 1 Number of Level Vials 2 Number of Plumb Vials 0 Number of Cross Test Vials 1 Features Cross Test Vial Includes Standard Letter of Certification Total Number of Vials 2 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