Portable Screwdriver: Made of precision cast steel. high-quality keychain tool, lightweight and easy to carry. This compact screwdriver allows you to use a key screwdriver and hex screwdriver anytime, anywhere. Multi-Function Nut Driver Set 4 in 1: Includes Phillips screwdriver, flat head screwdriver, 8mm hex socket wrench, and 6mm hex socket wrench. Pocket Screwdriver Key size: Total length: 70mm. Rod length: 35mm. Phillips screwdriver: PH1 (1#) * 35mm (3/16-inch). Flat head screwdriver: SL 4.5*35mm (3/16-inch). Hex nut driver: 6mm (7/32-inch) for M3.5 nut. 8mm (5/16-inch) for M5 nut. DAILY USE: This mini screwdriver set is convenient to carry and suitable for daily repairs, camping, and other activities. The screwdriver keychain is a practical companion for everyday life. A GREAT GIFT: Ideal for Christmas, stocking stuffers, graduation, anniversary, birthday, Father's Day, wedding, bachelor party, and other occasions. Suitable for dad, husband, college student, men, employee, and more.