Features:1. This portable reciprocating saw kit changed electric drill into a reciprocating saw.2. Including 1pcs reciprocating saw Kit, 3pcs reciprocating saw blades, 1pcs wrench.3. Ergonomic handle which is very convenient and safer for carrying.4. Its input power depends on your own electric drill, so it is not a certain number.5. Safety of sawing, effectively improve the efficiency of your work.6. Fit for wood, metal cutting.7.Compared to traditional electric saw,this Reciprocating Saw is light and portable.Specification:Type: Reciprocating Saw Adapter Connecting rod: 8mm/0.3inSaw blade length:240mm/9.4in,150mm/5.9in,100mm/3.9inWeight: Approx.707g/24.9ozPackage list:1 x Portable Reciprocating Saw Adapter3 x Reciprocating Saw1 x wrenchNote:1, Need self-provided plug-in electric drill of 10 mm,suggest operation within 5 cm of wood, metal plate within 5 mm2, operation effect is affected by the electric drill power and speed, according to the specific job requirements change electric drill, please suggest professional reciprocating saw high efficiency requirement3, Saw blade is reciprocating saw blade generic, it is easy to buy on the market