Pre-owned Snap-on flare nut wrench built for secure grip on brake, fuel, and hydraulic line fittings. USA-made professional hand tool designed for strength and precision service work. • Snap-on flare nut wrench • Sizes: 1/2″ x 9/16″ SAE • Model: RXFS1618A • Designed for brake, fuel, and hydraulic line fittings • USA-made professional-grade hand tool • Snap-on RXFS1618A wrench, 1/2 9/16 flare nut wrench, SAE line wrench, mechanic tool, automotive hand tool