SUPERTORQUE® lobular openings for greater turning power without deforming the fastener. Designed for maximum engagement on 6 point fasteners. Suitable for use with pneumatic and electric impact wrenches.Specially heat treated for impact use to provide long life, safety, and durability Country of Origin: TW Download Snap-on Catalog PDF File (Page 342). The item "Williams 37914 14-Piece 1/2-Inch Drive Metric Deep 6 Point Impact Socket Set" is in sale since Saturday, November 11, 2017. This item is in the category "Business & Industrial\Light Equipment & Tools\Other Light Equipment & Tools". The seller is "abolox" and is located in FL,US. This item can be shipped to United States.