The NE-0405-KIT 5-in-1 kit is the ultimate in air tool adaptability. Quickly and effortlessly, choose between a 1/2” drive ratchet, 3/8” 2,500 RPM drill, 14,000 RPM angle grinder, 14,000 RPM angle die grinder, or a 20,000 RPM die grinder, in a matter of seconds! This kit a contains all tool specific wrenches required and a heavy-duty case.