Oscillating Design: 3° swing cutting, safe operation, reciprocating saw swing cutting principle, safe operation, safe cutting mill Universal Interface: Universal accessory interface design easy to switch accessories, compatible with mainstream accessory specifications in the market, suitable for multi-scene work Multi Function: Carbon steel saw blades can be used to cut wood, plastic or soft metal, precision tooth saw blades can be used to cut wood, aluminum profiles, gypsum board, plastic, triangular disc, matching sandpaper, grinding wood, plastic, hard filler, walls How To Install: First convert the to the angle grinder, turn the screw clockwise, place the saw blade on the converter , put on the nut and install the saw blade, Manufacturer: BPQiang