Label:Yes<br> 1/4 "(F) drive tool to 1/2" (M) drive socket, small fly big fly.<br> The notch on the drive end is combined with the ratchet and extension, making it ideal for any industrial, mechanical or construction job.<br> The whole body is chrome-plated with an anti-slip spring ball and an anti-slip slot to provide a secure support for the sockets and prevent them from falling.<br> Suitable for hand tools, electric or pneumatic tools are not recommended.<br> Made of chromium-vanadium steel with a chromium-plated surface for added durability and corrosion resistance.<br> Package Content:<br> 1pcs Small Fly Sleeve Wrench Interface Reducer<br> Mainly to improve the hole machining accuracy, reducing the surface roughness, is used for hole finishing and semi-fine processing tool.