This 13-piece TEKTON hex key set features a versatile long arm/short arm design, providing extra reach on one end and increased leverage on the other. Crafted from heat-treated chrome vanadium steel, the ball end design allows for up to a 25-degree entry angle to easily navigate around obstructions. The set comes in a unique hinged storage case that opens flat for quick access and easy organization.

• Made from heat-treated chrome vanadium steel with a black-oxide finish for long-lasting performance.
• Ball hex ends allow up to a 25° entry angle to reach fasteners around obstructions.
• Long arm design provides extra reach and greater torque for difficult tasks.
• Precisely-sized, chamfered ends insert smoothly into fastener heads to reduce wear and damage.
• Gray color-coded hinged case opens flat for easy access and instant identification of inch sizes.
• High-visibility sizes marked on the case allow for fast tool selection.
• Set includes 13 SAE sizes: 3/64, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, and 3/8 in.