The Batavia MAXXPACK Reciprocating Saw is compatible with all makes of standard reciprocating saw blades. It has a soft grip top moulding and back handle to provide extra comfort and control during use. There is a variable speed trigger and 'lock-on' button for extended use, and a quick and easy tool-free chuck to easily change blades. Comes as a Bare Unit, No Battery or Charger. Specification Strokes at No Load 0-3,000/min. Tool stroke 22 mm Cutting cap. in wood 100 mm Cutting cap. in metal 6 mm Saw blade assembly Quick-change system Sound Pressure Level LpA 87.33 dB(A)