Powerbuilt Flexi Head Reversible Gear Spanner 16mm KT402503 Specially developed for cleaning interior AL1360D4S2 Specially developed for cleaning interior plastic and painted plastics low profile head and flush mounted on off switch allow better access in tight spaces Locking flex head with 9 locked positions and unlocked option for adjustable access angle Enclosed head design for extreme resistance to dirt infiltration Precision engineered high strength pawl for increased durability Highly visible on off markings on the head Bright SKU:ZWC0506 Powerbuilt 16mm Flexi Head Reversible Gear Spanner Built to exceed ANSI specifications at any interval with continuous head tension