Sunex 5699 9 Piece 1" Drive Standard SAE Jumbo Impact Socket Set CR-MO alloy steel for long life Lifetime warranty Industrial strength, double latch blow mold case Will meet a variety of needs Set includes- in SAE - inches: 1, 1-1/8, 1-1/4, 1-3/8, 1-1/2, 1-5/8, 1-3/4, 1-7/8, 2