Full polish wrenches meet and exceed stringent aerospace specification AS4984A which requires tools to have a thicker nickel-chrome coating for greater corrosion-resistance. 12 point box end is countersunk for easy application to the fastener, helping to improve speed and access. Fits 4, 6 and 12 point fasteners. Offset box end allows access to recessed fasteners and keeps hands clear of obstructions. Box ends feature TorquePlus™ design.