- Northern Industrial Magnesium Reciprocating Saw – 9.5 Amp # Best Cheap Sale This Northern Industrial 9.5 Amp reciprocating saw features a die-cast magnesium gear housing that delivers the ideal combination of light weight and durability. Blade changes are fast and require no tools. Cordless: No, Volts: 120, Strokes Per Minute (SPM): 0 – 2,500, [...]