Eklind 25171 7 Piece Ergo-Fold Metric Fold-Up Hex Key Set - Ergo-Fold Key Sets feature a composite grip handle shaped for superior ergonomics. A soft cushion-grip insert offers comfort and slip resistance,while a hard shell provides maximum strength. Eklind keys provide extra reach for safer clearance from your work. Eklind Ergo-Fold Key Sets can be used at a right angle to generate maximum torque. Additionally, they can be used as a screwdriver, with the key folded out to a firm stop. As with all other Eklind Hex Key products, Eklind uses the highest quality 8650 Chrome Nickel Alloy Hex Steel that is heat treated for superior strength and finished to resist rust. Eklind keys provide maximum torque and wear resistance. The composite grip handle is color-coded, which makes it instantly identifiable; red for inch sizes, blue for metric sizes and green for Torx. Included Metric mm Sizes: 1.5, 2, 2.5, 3, 4, 5, & 6.