The screwdriver head can be rotated and locked within a 180 degree radius and the ratchet head can be rotated by pressing the metal button on the handle. This screwdriver set is made of a variety of specifications, reasonable layout, orderly arrangement, easy to carry, to meet all kinds of screws, narrow angle, 'gap The screwdriver cover at the end of the handle can be opened to hold the drill The handle of the screwdriver is a combination of plastics and plastics. The surface has non-slip lines, comfortable to hold The drill bits are forged from CR-V alloy steel, with black scales on the surface. Different specifications of drill bits are marked with material and type on the surface, suitable for all types of screws Description: This screwdriver set is made of a variety of specifications, reasonable layout, orderly arrangement, easy to carry, meet all kinds of screws, narrow angle, gap. The screwdriver cover at the end of the handle can be opened to hold the drill. Features: Ratchet screwdriver -Color: yellow, black -Material: chrome vanadium alloy steel -Size: 8.15 x 4.33 x 1.57 inches The handle of the screwdriver is a combination of plastics and plastics. The surface has non-slip lines, comfortable to hold Package including 12 * bits N1 * handle N1 * Extension dress