For use with reciprocating saws with 1/2 inch universal shank systems. The S 123 XF Progressor for Metal Reciprocating Saw Blade delivers fast straight cuts in thick and thin metal materials. Its progressively increasing tooth pitch (1.8-3.2 mm) enables rapid cuts in materials with a wide range of densities. Moreover, the BIM (bi-metal) blade is engineered for cutting regular-strength steel pipes and profiles. It features a special tooth design for cutting steel materials with a variety of wall thicknesses from 1 mm to 8 mm. The blade has a standard length of 150 mm that enables a cutting capacity of up to 100 mm.