<ul><li><b>Size (in Inch):1/4", 5/16",3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"<b></b>,13/16", 7/8", 15/16", 1"</b></li><li><b>Made of Chrome Vanadium Steel</b></li><li><b>Nickel chrome plating protects against corrosion</b></li><li><b>Maxi-Drive TM and anti-slip open ended jaw shape maintains grip on fastener with only slight rotational pressure</b></li><li><b>Anti-slip feature</b></li><li><b>Type of Product: Combination Spanner Set</b></li><li><b>Recommended for: Maintenance of machines, workshop, garage and some household applications</b></li><li><b>Both the open ended head and the ring are angled at 15D for optimum accessibility</b></li><li><b>Package Contents: 13-Pieces Combination Spanner Set</b></li></ul>