Kreg KMS7102 Table Saw Precision Miter Gauge System Factory Calibration. Guaranteed out of the box to .003 accuracy of 6-inches Gauge head is CNC machine perfectly square to the bar and table ( no stampings) Vernier scale allows fast, 1/10th-degree angle adjustments. Our extremely straight 24 inch (610mm) anodized-aluminum bar is 3/8 inch(9.5mm) thick by 3/4 inch(19mm) wide and features five bar adjusters that you can use to eliminate play in the miter slot with the turn of a screwdriver Microadjuster allows additional angle adjustment to 1/100th degree Positive stops at 0, 10, 22-1/2, 30 and 45-degrees; limited lifetime warranty