About this item: - Complete SAE coverage: includes 15 essential sizes from 1/4" to 1" (1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1") for automotive, machinery, and home repairs. - 180° flex-head design: pivots up to 180° for easy access in tight spaces like engine bays and narrow corners. - 72-tooth ratcheting mechanism: requires only a 5° swing arc for faster, smoother operation, reducing hand fatigue. - Premium Cr-V steel construction: heat-treated chrome vanadium steel offers maximum strength, durability, and torque resistance, with a polished anti-corrosion finish. - Heavy-duty organizer roll bag: reinforced bag with labeled pockets keeps wrenches secure and portable, perfect for mechanics and DIY enthusiasts. - Note: This set includes standard SAE sizes; metric sizes are not included.