PREMIUM MATERIALAll purpose socket wrenches are made of stainless steel studs, they are strong and durable enough to do the job, they are forged with excellent heat treatment and are highly rust resistant. PROFESSIONAL DESIGNUniversal sockets are suitable for different shapes and sizes of objects such as standard nuts from 1/4 to 3/4 inch and metric nuts from 7mm to 19mm. The socket set contains 54 individual hardened steel spring pins that hold the screwdriver bits securely and seamlessly, ensuring they do not slip. WIDE APPLICATIONThe universal wrench set is equipped with a uniquely designed universal socket set that can automatically adapt to any size and shape. Small and portable, it is the perfect tool for automotive, furniture, manufacturing, construction and other industries, and is also loved by DIY enthusiasts. PERFECT GIFTThis versatile tool is the perfect gift for him, craftsman, friend, Father's Day, Valentine's Day, Thanksgiving, Christmas or birthday. SMART TOOLS Wrench adapters can be applied to tools electric and ratchet wrenches with a connecting rod, instantly adapting to most metric, wing nuts, breakaway nuts, band nuts, eye bolts, square nuts, hex bolts and most irregular shapes.