Grip-Tite 00101 7-Piece 3/8-Inch Non-Magnetic Drive Socket Set Non-magnetic sockets hold bolts and nuts straight and true, for easy installation and removal Sockets grip onto rounded bolts and nuts with ease 3/8-inch drive covers 10 sizes: 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, and 3/4 inch Camming technology guarantees no slippage or rounding of bolts and nuts Lifetime warranty; made in USA