Features: Upgrade your toolkit with this 24pcs screwdriver bit set featuring 100mm bit and a quick releases magnetic holder adapter, designed for secure grip and rapid bit changes in professional applications. The set includes bit for 10+ screw types, paired with an ergonomic anti slip handle and 100mm extension rod to access tight spaces up to 80mm depth effortlessly. Ideal for mechanics, electricians, and DIYer enthusiasts requiring precisions across automotive repairs, electronics assembly, or home improvement projects. Tackle stubborn screws in engine compartments, assemble furniture in cramped spaces, or maintain appliances with the corrosions resistant bits and portable storage bag. Engineered for durability, the double hardened electroplated coating resists wear 2x longer than standard bits, while the compact tool bag ensures organized access during on site jobs or mobile repairs. Specifications: Component: Alloy, Plastic Quantity:24 Package Includes: 24Pcs Screwdriver Bit note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.