SK 383 SuperKrome 3 Piece 6 Point 3/8-Inch to 11/16-Inch Flare Nut Wrench Set Three fractional flare-nut wrenches, made in the United States Patented SuperKrome finish for durability and maximum corrosion resistance SureGrip hex design drives the side of the fastener, not the corner Packaged in a convenient roll; rounded handle edges improve grip Wrenches measure 3/8-by-7/16-inch, 1/2-by-9/16-inch, and 5/8-by-11/16-inch