PORTABLE HANDLE: Detachable auxiliary handle, with standard thread design, comfortable to hold, easy to disassemble and not easy to loosen. Conversion Head: This kit is used to convert a general-purpose electric drill into a reciprocating saw and can be used with all types of drills. 3PCS SAW BLADES: Equipped with 3pcs reciprocating saw blades, which can be used for cutting wood, metal and plastic, easy to install. EASY INSTALLATION: These chainsaw tools are lightweight and portable, easy to install and convert, can greatly improve work efficiency. ABS MATERIAL: The converter head and handle housing are made of excellent ABS material, wear-resistant and corrosion-resistant.