XIAOMI | Precision Screwdriver Kit | BHR4680GLDimensions 19. 5 x 7 x 2 cm Color Black 24 Pieces MI Precision Bits : Xiaomi screwdriver kit use a computer numerical control process for high accuracy (Tolerance: 0. 01mm), fit well to tiny screws of your electronics, including Philips, Flathead, Torx, Security Torx, Pentalobe, Triangle, Hexagons, Tri point, Spanner meet ANSI Standard. Meet most everyday needs MI repair screwdriver 24 high precision screwdriver bits , a total of 9 categories for