This versatile hack saw gas three teeth sizes and the ability to quickly convert the blade to 90- or 45-degrees for standard or flush-cut applications. The Pivot-lock adjusts blade tension for straighter cuts and longer blade life. It also features a set screw which allows for storage of extra blades and secutres blade for ''jab'' sawing.PRODUCT FEATURES:- Blade has three teeth sizes - Blade converts quickly to 90-degree or 45-degree for standard or flush-cut applications - Pivot-lock adjusts blade tension for straighter cuts and longer blade life - Set screw allows for storage of extra blades and secures blade for ''jab'' sawing - Thumb guard for two-hand sawing