Features and Benefits:

• Forged from high quality Cr-Mo alloy steel for long life
• Each impact socket features a radius corner design, causing the socket to grab the sturdy wall of the fastener instead of grabbing the corners
• Packaged in a durable heavy duty blow mold case for convenient storage and transport
• Set includes the following universal impact socket sizes ranging from 7/16 in. to 1-1/4 in.

This is an impact Socket set. It has 14-Piece. Sockets are 1/2 in. drive.