1. Square head with small steel balls, can easily tighten the handle, easy to remove. 2. Spring-loaded balls lock securely onto sockets to prevent them from falling out. 3. Mirror polishing has strong corrosion resistance and is not easy to rust. 4. Slide the straight bar to one side of the T-bar, you can apply more leverage and therefore apply more torque to a binding. 5. The movable square head in the middle of the wrench can be used with sockets of different sizes. Features: 1. Square head with small steel balls, can easily tighten the handle, easy to remove. 2. Made of chrome vanadium steel, heat treated, surface mirror coating, high hardness. 3. The small anti-fall steel ball can be easily removed by simply pressing the sleeve. 4. Home maintenance, electrical maintenance, automobile maintenance, mechanical maintenance, non-motor vehicle maintenance, water pipe maintenance, etc. Features: 1. Top quality product. 2. Type: Slide Bar Wrench. 3. Material: tool steel. 4. Size: 3/8" Slider. 5. Wrench Shape: T-Wrench. Contents: 1 Slide Bar Wrench.