Specification Brand : Dormer BulletPoint1 : Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys BulletPoint2 : Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge BulletPoint3 : When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging BulletPoint4 : Round with square end shank BulletPoint5 : Blind hole ExternallyAssignedProductIdentifier1 : 7320760168714 ExternallyAssignedProductIdentifier2 : 07320760168714 ItemName : Dormer EX41 Cobalt Steel Spiral Flute Threading Tap, Black Oxide Finish, Round with Square End Shank, Modified Bottoming Chamfer, 7/8"-14 Thread Size 22mm Shank Diameter (Pack of 1) ItemPackageDimensions_Height : 3.81 centimeters ItemPackageDimensions_Length : 15.24 centimeters ItemPackageDimensions_Width : 4.064 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : spiral-flute-threading-taps Manufacturer : Precision Dormer Material : cobalt steel ModelNumber : 0168714 NumberOfItems : 1 PartNumber : EX417/8 ProductSiteLaunchDate : 2014-03-06T08:00:01.320Z Size : 7/8"-14 SupplierDeclaredDgHzRegulation : unknown UnitCount : 1