SK 86223 SuperKrome 16 Piece 12 Point 6-Millimeter to 22-Millimeter Combination Wrench Set Tough and reliable 16-piece SuperKrome metric combination wrench set Patented SuperKrome finish for durability and maximum corrosion resistance SureGrip hex design drives the side of the fastener, not the corner Rounded edges for improved gripping and increased comfort Limited lifetime warranty