LENOX 10507542 HT50 HIGH TENSION HACKSAW 300MM Highest tension ever Unique IBeam construction allows blade to tension up to 50000 psi resulting in fast straight cuts Comfortable grips Rubberized handles allow for confident handling even in wet or cold environments Convert to a jab saw Accepts any Lenox reciprocating saw blade to be used as a jab saw Convenient blade storage p Store up to 5 extra 12 hacksaw blades in the IBeam All hacksaw frames come with one 12 300mm 24 TPI hacksaw blade