Designed for Compact Saws - The S 522 EF Flexible for Metal Reciprocating Saw Blade is designed for use with compact saws. Its fine tooth pitch (1.4 mm) cuts sheet metal with most common thicknesses. Moreover, the BIM (bi-metal) blade is engineered for long lifetime when cutting regular-strength sheet steel. Its fine tooth pitch enables cutting medium-thick sheet metal with a thickness of 1.5 mm to 4 mm. The blade’s short length (100 mm) has a cutting capacity up to 50 mm, while it is also ideal for use with cordless compact saws. It features a 1/2 inch universal shank. Fits all S-shank reciprocating saws. Features and Benefits • Designed for Use with Compact Saws • S 522 EF Flexible for Metal Reciprocating Saw Blade is designed for use with compact saws • Fine tooth pitch (1.4 mm) cuts sheet metal with most common thicknesses Specifications Tooth design: side set, milled Tooth spacing: 1.4mm Tooth pitch [TPI]: 18 Total length: 100mm Total length 2: 4Inch Width: 19mm Type: S 522 EF A