S2 Steel Drill Bits Precision Tool Kit Includes:22pcs S2 alloy steel drill bits with a hardness of 60HRC. 6 x Torx (size T2, T3, T4, T5, T6, T8), 2 x Pentagon (P2, P5), 1 x Hex (H2.0), 1 x Y-shaped (Y0.6), 1 x U-shaped (2.6), 1 x Triangle (2.3), 1 x Pozidriv (2.5), 1 x Triple Point Triple Point One (G) ). 3) LIGHTWEIGHT AND PORTABLE - This small screwdriver set weighs only 90g and can be easily stored in a package or purse. Very durable, comfortable to hold, practical mini tool set Aluminum Alloy Body ONE-PIECE DESIGN - The pen shape hides the removable shank and the tips ends are stored neatly. With just one precision drill bits are accessed. Multifunctional precision screwdriver set provides what you need for precise repairs 360° Rotating Lid: with magnetic screwdriver, easy to grip and loosen screws, compact and convenient to place in the drawer, when you need it, Weight: 0.1984160358 Pounds, Manufacturer: Rtxbvg