5/16" Square Head Socket

Perfect way to drive in 3/16" square head lags, which have a 5/16"" head

• 1/2" Drive
• 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
• Provides increased strength, but also avoids rounding of rusted or damaged fasteners
• 4-point impact socket
• standard depth