Item #: 96246095Brand: EmugeModel #: BU20S800.5039 Features and Benefits Plug chamfers are the most commonly used chamfer and are designed for efficiently threading through and blind holes. They have 3 to 5 threads. GLT-8 coatings are diamond-like coatings and provide a hard surface for good thermal protection as well as high surface lubricity. Ideal for machining nonferrous materials and aluminum. GLT-8 is a proprietary coating exclusive to Emuge. Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys. Product Specifications Thread Size (Inch) #6-40 Number of Flutes 2 Chamfer Plug Class of Fit 2B Thread Limit H3 Finish/Coating GLT-8 Material Cobalt Through Coolant NonThrough Coolant Thread Direction Right Hand Overall Length (Decimal Inch) 2.2050 Oversize No Thread Standard UNF Series/List BU20S800 Neck Length (Decimal Inch) 0.7090 Style Spiral Point Shank Diameter (Decimal Inch) 0.1410 Square Size (Decimal Inch) 0.1100