Allen-Pal 15215 9 Piece 2-Millimeter to 10-Millimeter Hex Key Assortment with Handle Patented Allen-Pal Hex Wrench Handle Increases Torque, Comfort and Safety Allen-Pal Handle Increases Torque 10x-20x High-Quality, Polished, Chamfered Hex Wrench Tips help guide the wrench for a smooth, easy entry into the hex screw Lifetime Limited warranty