Radius corner design - to extend the life of fasteners Sunex Tools [438D] 3/4 In Dr Impact Socket, 6 Pt, Deep, 1-3/16 In 3/4 In Dr Impact Socket, 6 Pt, Deep, 1-3/16 In 30mm Socket Sunex 3/4 Dr. 1-3/16 Inch Deep Impact Socket 438D - Acme Tools Chrome Molybdenum Socket The Sunex 438D 3/4 Dr. 1-3/16 Deep Impact Socket is designed for tough, high-torque applications in automotive and industrial settings. This deep socket provides extended reach, allowing you to work on fasteners in hard-to-reach areas Forged from the finest chrome molybdenum alloy steel – the best choice for strength and durability Sunex® 458D - 3/4" Drive 1-13/16" 6-Point Deep Impact Socket Forged from the finest chrome molybdenum alloy steel - the best choice for strength and durability;Radius corner design - to extend the life of fasteners;The design drives the side of the fastener instead of the corner;3/4-Inch drive;1-3/16-Inch deep impact socket