Features and Benefits:

• Set includes the following sizes: 3/8 in., 7/16 in., 1/2 in., 9/16 in., 5/8 in., 11/16 in., 3/4 in.
• Forged from the finest chrome-molybdenum alloy steel, the best choice for strength
• Radius corner design extends the life of fasteners, design drives the side of the fastener instead of the corner, design also avoids rounding of rusted or damaged fasteners
• Black oxide finish and has etchings for identification

This is a socket set with 7 pieces. Sockets are 3/8 in. drive. Included in a heavy molded storage box.