Dual Drive Sizes in One Tool: Features both 3/8-inch and 1/2-inch drive heads for versatile socket compatibility. Dual Directional 72-Tooth Ratchet: Offers smooth, precise operation with a tight 5-degree swing arc for working in confined spaces. Compact Stubby Handle Design: Only 5-1/2 inches long, ideal for accessing tight or hard-to-reach areas. Durable Chrome Vanadium Steel Construction: Built for strength and longevity with a dual-density handle for comfortable, firm grip. ANSI Certified Quality: Meets or exceeds ANSI standards for reliability and performance. Overall length: 139 millimeter 72 teeth Torque and hardness meet ANSI standard Chrome vanadium steel