Irwin 1877478 Impact Socket 11/16 Inch Deep Well 3/8 Drive

Irwin 1877478 Features:

• Six-point deep wells with recessed corners drive torque across the flats for more secure fit and long life
• Made from heavy-duty chrome molybdenum steel for maximum durability and long life with impact drivers
• Thin wall construction increases access to tight spaces
• Permanent, large, laser-etched size markings for easy identification