Recipro blade SR 400/5 577491 for RSC 18 The extra-long insulating material saw blade made of HCS tool steel is suitable for cutting a wide variety of insulating materials and cardboard. Extra-long blade for cuts in thick bundles of insulating material Serrated for cutting insulating materials Wide saw-blade back for straight cuts Long-lasting HCS tool steel Knife edge suitable for plunge-cutting The right saw blade can be found quickly with Festool's color-coding: The color green stands for cutting construction materials The universal shank makes it easy to change the saw blade quickly on all reciprocating saws with an S-shank mount for cutting insulating materials Technical Data Tooth Pattern: 5.00 TPI/ZpZ Cutting Length: 350mm (13-3/4") Pitch: 5mm (3/16") Thickness: 1.5mm (1/16") Width: 45mm (1-3/4") Length: 400mm (15-3/4")