The Irwin 618R reciprocating saw blades are bi-metal metal cutting blades designed for professional trade use across a wide range of metalworking applications. This pack contains five 150mm blades with an 18 TPI tooth configuration, ideal for precision cutting in metal materials between 1.5mm and 10mm thick. Manufactured with superior bi-metal construction, these sabre saw blades deliver faster cutting performance and extended service life compared to standard alternatives. The blades cut through all metal types including non-ferrous metals, pipe and conduit, stainless steel, and sheet metal, making them a versatile addition to any tradesperson's toolkit. Clear labelling on each blade ensures quick identification and selection of the correct blade for specific applications, reducing downtime on site. The 18 TPI configuration provides a balance between cutting speed and finish quality, particularly suited to medium gauge metalwork commonly encountered by electricians, plumbers, and general contractors. Features and Benefits: • Bi-metal construction for faster cutting and longer blade life • Cuts all metal types including stainless steel, pipe, conduit and sheet metal • On-blade labelling for easy identification and application matching • Suitable for materials 1.5mm to 10mm thick • Pack of 5 blades for extended use between replacements Specifications: Application: Metal Length (mm): 150 Tooth Pitch (TPI): 18 Pack Qty.: 5