Barbara K! BK24435 9-Piece Inch Folding Hex Key Set &aacute; Designed by women, for women for comfort and control Ergonomically designed for women's hands for superior comfort Lightweight for optimal portability and less operator fatigue Comfortable, non-slip grip for less operator fatigue SAE sizes: 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, and 1/4 for a wide variety of applications