Aluminum base with laser and transparent movable guard. Bevel capacity=0-45 degrees; Mitre capacity=0-45 degrees (Left and Right); Max cutting miter/bevel=0/90: 12"x3-1/2"; Max cutting miter/bevel=0/45: 12"x1-5/8"; Max cutting miter/bevel=45/90: 8-1/2"x3-1/2"; Max cutting miter/bevel=45/45: 8-1/2"x1-5/8". Accessories include: Blade Spanner; Dust Bag; Work Clamp; Extension Rail.