Application:Suitable for screwing nuts and nuts, mostly used in automotive repair, pipeline repair, etc. Design:180°movable head design allows use in tight spaces without the need for a spanner extension. Laser marking on the surface makes it easy to quickly differentiate between sizes and improve work efficiency. High Material:The material is 40Cr, the surface is mirror plated, durable and not easy to rust. Size:87mm/3.4" Warm Tip: If you receive a defective product or have any problems about item, please feel free to contact us, we will help you as soon as possible.