General description High torque and low cam design make these 1/4-inch shank T20 magnetic Torx security screwdriver bits ideal for various repair tasks. They are particularly effective when torque adjustment is necessary, making them perfect for opening or closing the covers of devices such as cell phones and laptops (screwdriver handle not included). Technical specifications Material: S2 Head Type: T20 Color: Silver Gray Drive Type: Torx Magnetic Hex Shank Width: 1/4 inch Total Length: 150mm Weight: 250g Package contents 10pcs x Torx Security Screwdriver Bits Other information Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.