18/50pcs CR-V Steel Drive Tool Accessory Set - 1/4", 3/8"&1/2" Socket Adapters, Extension Bars, Swivel Universal Joints & Impact Couplers, Professional for Mechanics & DIY Enthusiasts

High-Durability CR-V Steel Build：Made of premium chromium-vanadium (CR-V) steel, the accessories resist wear, corrosion, and high torque. They maintain shape and performance even under frequent impact use, ideal for long-term professional or DIY projects. Dual Quantity Options & Full Compatibility：Available in 18pcs (compact for basic needs) and 50pcs (comprehensive for heavy use) sets. Covers 1/4", 3/8", 1/2" drive sizes—works with most standard sockets, drills, and impact tools, eliminating the need for extra adapters. All-in-One for Versatile Tasks：Includes 4 essential accessories (socket adapters, extension bars, swivel joints, impact couplers) to handle tight spaces, angled operations, and deep fasteners. Perfect for mechanics (car/equipment repair) and DIYers (home improvement, furniture assembly).