DEWALT， 23 Piece， 3/8" Drive， Impact Socket Set， Set Includes: (20) 1/2" Drive 6 Point Impact Sockets: 7/16"， 1/2"， 9/16"， 5/8"， 11/16"， 3/4"， 13/16"， 7/8"， 15/16"， 1"， 13mm， 14mm， 15mm， 16mm， 17mm， 18mm， 19mm， 21mm， 22mm， 24mm， (1) 1/2" Drive 5" Impact Extension， (1) 1/2" Drive Drill Adapter， (1) 1/2" Drive Quick Release Ratchet， The Sockets Include Direct Torque Technology To Help Prevent Rounding Of Fasteners and to Provide Better Grip.

• Mechanic Socket Set is Designed with Heat treated CR-440 steel
• Impact Socket Set Features Direct Torque Technology allowing for greater contact with the flat surface area of fasteners
• Impact Sockets 3/8 Drive Comes with High Visibility Laser Etched Markings
• Black oxide coating
• O-ring and retaining pin compatible