7-PC. Metric Flare Nut Wrence Set Flare nut design for better grip without slipping . Opening in the head gives greater access to fittings used on tubing. Ideal for use on hex nuts made of softer materials. 15? offset wrench heads. Chrome vanadium steel for strength and durability. Full polish chrome finish for superior corrosion resistance. Meets or exceeds ANSI standards. Limited lifetime warranty against defects in workmanship and materials. Set Includes:. 9 x 11mm, 10 x 12mm, 13 x 14mm, 15 x 17mm, 16 x 18mm, 19 x 21mm and 22 x 24mm 99710 Yes - LEAD AND LEAD COMPOUNDS