This type of Adjustable Fret Saw is used extensively in the jewelry trade and has over the years become our go-to handsaw for the most delicate work in both metal and wood. The two adjusting sections slide smoothly together to hold blades 2" to 6" in length. Blade clamps will hold any non-pinned (flat) fret blade of any tpi configuration. Comfortable 4-1/2" black wood handle. Dimensions 12-1/2" x 5'. Includes one dozen 20 tpi Skip Tooth Wood Blades.