Angle Gauge Block Set Long Form Calibration Certificate No Material Steel Application Grade Inspection Dimension Type Angle Grade ASME 0 Included Size Range 6 sec to 9 min Included Sizes 1 Degrees 3 Degrees 9 Degrees 27 Degrees 41 Degrees 90 Degrees 1 min 3 min 9 min 27 min 6 sec 18 sec 30 sec Number of Pieces 13 Shape Angle Square Tolerance +/- 2 sec With Hole No Case Type Wooden Case Included Certification Certificate of Inspection