SK 4508 SuperKrome 10 Piece 3/8-Inch Drive 3/8-Inch to 1-Inch Flare Nut Crowfoot Wrench Set Flare nut crowfoot wrench set with high-polish SuperKrome finish Patented SuperKrome finish for durability and maximum corrosion resistance SureGrip hex design helps avoid edge breakage Flare nut crowfoot wrenches designed for use on soft fittings Made in the U.S.A.