The Snap-on Tools 12 Point, Imperial Ratchet Ring Spanner’s are high-quality hand tools designed for use in garages and vehicle maintenance. Made by the reputable brand Snap-on, these spanners feature a 12-point design for a secure grip and are imperial measurements for precise fitting. With manufacturer part numbers R1214A and R2426, these ratchet ring spanners are a reliable and durable addition to any toolbox. 3/8 AF - 7/16AF. Note 3/8 side needs attention. 1/2” AF - 9/16 AF. 5/8”AF - 11/16” AF. 3/4” AF - 13/16” AF. All have been engraved.