X-Acto Razor Saw Set

The Extra-Fine Set combines a #5 knife handle with a #239 razor saw blade. Blade #239 is 5-1/2" long, 1-1/4" deep with 54 teeth per inch. The Razor Saw Set includes a #5 contoured plastic handle and a 4-1/4" knife handle with one each razor saw blades #234 and #235. Blade #234 is 4-1/2" long, 3/4" deep with forty-two teeth per inch. Blade #235 is 4-1/2" long, 1" deep with forty-two teeth per inch and is used for delicate sawing. Both sets are ideal for use in model construction, shaping balsa wood and cutting fiberglass, plastic, metals and model railroad tracks.