Magnusson Plastic & Steel Mitre Box, SW58 feature 22,5°, 45° and 90° stop angles Guide your hand saw to make perfect wood cuts with Magnusson Plastic & Steel Mitre Box Magnusson Mitre Box comes in plastic & steel material Magnusson Mitre Box is an invaluable tool for molding, frame-making, and other wooden tasks requiring tight angle-cut joints Mitre Box has a 6.5 mm jaw opening