General description The Bosch PRO Thick Metal Precise S1237HBF Blades are specifically designed for metalworkers, renovators, and electricians who frequently cut metal pipes and steel fittings with a reciprocating saw. These blades offer long life and a neat cut, featuring an advanced Bi-Metal design with a high-speed steel (HSS) strip forming the curved teeth. The thick carbon steel body ensures quality and accuracy when cutting through thick metal. Technical specifications Length: 300mm TPI: 10+12+14 Recommended Max. Material Thickness: 12mm Recommended Min. Material Thickness: 4mm Compatibility and accessories Fits all S-shank reciprocating saws