9 Piece SAE Folding Hex Key Set

• Contains Sizes: 5/63", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4".
• Made of premium S2 tool steel for superior durability and corrosion resistance.
• Delivers up to 33% more torque than ordinary hex keys.
• Keys 1/8" & 3mm and larger have size permanently laser marked on the key.