SAE/Metric Comb Square/ BLADE TYPE: GROOVED BLADE EDGE SMALLEST GRADUATION UNIT: 1/16 INCH BLADE EDGE SMALLEST GRADUATION UNIT: 1/8 INCH SQUARE/MITER HEAD SCRIBER: INCLUDED SQUARE/MITER HEAD LEVEL QUANTITY: 1 CENTER HEAD: NOT INCLUDED PROTRACTOR HEAD: NOT INCLUDED LEVEL: INCLUDED SPECIAL FEATURES: ENGLISH/METRIC MEASURING