Pre-owned Armstrong impact socket built for high-torque fastening and general shop work. Professional-grade tool suitable for automotive and mechanical applications. • Armstrong impact socket • Size: 5/8" SAE, model 20-020 • 1/2" drive with 6 point design • Impact-rated construction for high-torque use • Professional-grade USA-made tool • Armstrong 20-020, 5/8 SAE impact socket, 1/2 drive socket, 6 point socket, mechanic tool, automotive hand tools, USA