This item is a set of screwdriver with different application and size bit. Assortment of the most bits for many different applications and bits. It is made of steel for strong hardness that reduce wear-outs and insure longevity. Set includes a sturdy plastic organizing case for secure storage and easy carrying. The tough alloy steel construction will ensure these bits are up to whatever you can throw their way. Features - Color: As shown. - Material: Stainless Steel - Size: 10x4.5x7cm. - Screwdriver Bit Set includes: Slotted, , , Specialty, & Security bits in a variety of sizes. - Alloy steel construction delivers durability and reliability for use after use. - Handle any type of fastener with this comprehensive screwdriver bit set. - Includes standard & specialty bits for . - Molded carrying case helps you bring your tools and keep them protected. - Labeled bit slots help keep your tools organized. Package list: 31 x Screwdriver Bits 1 x Bits Adapter Case