Hex Key Set. T-Handle, Cushion Grip, 6 Metric Sizes6 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, made in usa.