Material: The handle of this screwdriver bit set is made of full aluminum alloy material, with a top that rotates 360 degrees. Magnetic tip made of chrome vanadium steel, strong and durable. Prevents parts and bits from being misplaced or lost while working. 63 in 1: Precision magnetic screwdriver set for standard and precision screws. Includes drill bits in other commonly used sizes. Also includes a magnetic bit holder and quick-change adapter for fast and easy switching between sizes. PRACTICAL AND VERSATILE: Comes in a sturdy hard shell case with labeled slots to keep tools organized. Ideal for maintenance and repairs. STURDY AND DURABLE: The precision screwdriver set is made of S2 chrome vanadium steel for enhanced strength. The alloy handle features a special non-slip design. The 360-degree rotating cap turns smoothly, improving work efficiency. EASY TO CARRY: Compact pocket screwdriver set housed in a durable frosted plastic box, easy to carry. Suitable for repairing toys, computers, watches, jewelry, glasses, doorbells, and other small devices with tiny screws. Handle Material: Aluminum Alloy Color: Black Bit Material: Chrome Vanadium Steel Weight: 390 Grams Size: 20.2 x 9.5 x 3.2 cm Package Contents: 1 x 63 in 1 Screwdriver Set Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement may vary by +/- 1-3 cm.