TEKTON 25223 Long Arm Ball Hex Key Wrench Inch/Metric Set with Pick-Up Tool, 22-Piece [Discontinued] Chrome vanadium steel wrenches are heat treated and black-oxide finished Ball hex ends allow up to a 25 degree entry angle to reach around obstructions Chamfered straight ends insert smoothly into fastener head, reducing wear 13-pc. Long arm ball end hex key wrenches (SAE): .05, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 in. 9-pc. Long arm ball end hex key wrenches (Metric): 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10 mm