Magnetized to hold fasteners securely during installation and removal
Chrome-Molybdenum alloy steel for long life
Fully guaranteed
Radius corner design causes the socket to grab the sturdy wall, or flat of the fastener instead of grabbing the corners, resulting in less corner wear on the fastener
Comes in a heavy duty blow molded case
Set includes: 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16",1/2", 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm and 15mm, 1/4" Dr. Universal Joint and a 1/4" Dr. 2" Extension.