The E-Z Red Stubby Quarter Stick, No. 4S04, comes as a 1/4" combination drive tool that helps the technician get into spots with his sockets he could not reach before. This 4" long tool has a custom reversible switch, push button quick release and 180 degree flexible heads at each end for multiple angles. The tool also features a knurled low profile thumb wheel for extra precision. US Patent No. D677,536.