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
Diameter 1"
Overall Length 3-1/4" / 82mm
Base Outside Diameter 1-13/32" / 36mm
Tip Outside Diameter 1-13/32" / 36mm
Drive 1/2" Square
Irwin Room R11A
