Late model (2018) Snap-on tools 12 piece 1/4 Drive Semi-Deep Chrome 6 point Metric Flank Drive Xtra socket set 112YTMMSY in new, unused condition and sealed in the original packaging. Sockets using the Flank Drive® Xtra wrenching system grip the fastener on the angled flats, delivering up to 20% more turning power than current Flank Drive® sockets. Includes YTMMS5 thru YTMMS15 12 pcs. (5mm to 15mm, including 5.5mm). Magnetic base socket tray included. No owner ID markings. Sizes: 5mm to 15mm, including 5.5mm.