BOSCH Hacksaw Blades 300mm Precise 24TPI, 3-Piece Suitable for cutting metal, plastics, wood, composites and more, the BOSCH Universal Hacksaw Blades 300mm are extremely versatile. The high quality 24 TPI blades provide precise and clean cuts with a cutting length of 300 mm. For excellent cutting performance, the teeth have a hardness of 62-68 HRC. Made of strong bi-metal, the saw blades are designed to last and provide high durability. They are also compatible with other common 300mm hacksaws. Technical details: Material Blades: Bi-Metal Cutting length: 300 mm Teeth Hardness: 62-68 HRC Teeth Per Inch: 24 TPI Usable for: Metal, Plastic, Wood and Composites Scope of supply: 3x Hacksaw Blades 300mm 24TPI.