Product Categories Threat Taps and DIes Pullers Brake Tools Torque Wrenches Suspension Pick-Up Tools / Mirrors Drills Engine Tools Clutch Oil-Service Tools Air Impact Tool Impact Sockets Screwdrivers & Bits Spanners Socket-Bits Socket Sets Ratchet Handles Pliers Other Downloads catalogue 1 mb additional catalogue 173 kb mouse click right, than "target save as..."   Impact Sockets Impact Adaptor     sizes: Art.-No.: 21-555 = 1" - 3/4" Art.-No.: 21-557 = 3/4" - 1/2" details: Chrome-Molybdenum-Steel articlel no: 21-557 back to the range of products