Delta Industrial 36-946 Precision Miter Gauge Material stop for accurate repetitive cuts Large 24-inch fence face provides added material support Large graduated miter scale for fast, accurate adjustments Miter bar expansion slots allow fine-tuning to fit standard 3/4-inchx3/8-inch miter slots Positive detents at 0 degree, 15 degree, 22.5 degree, 30 degree and 45;