6 Piece, 6" Arm, Metric Cushion Grip T-Handle Hex Key Set In Vinyl Pouch, Includes: 2MM, 2.5MM, 3MM, 4MM, 5 & 6MM, 1 Piece Loop Handle For Extra Strength, Cushion Grip Has Sized Marked On The Handle & Stamped On The Throat Of The Key, Made Of 8650 Chrome Nickel Alloy Steel Drawn To A Tolerance Of Plus .000/Minus .001, Hex Corners Are Sharp & Clean.