Specification Brand : Rushmore USA EndCutType : Corner Radius ItemName : Rushmore 1/2" Carbide 4 Flute Corner Rounding End Mill w/ 1/4" Radius ItemShape : Round ItemTypeKeyword : corner-rounding-end-mills Manufacturer : RUSHMORE USA Material : Carbide NumberOfFlutes : 4 PartNumber : 20-512-321 ProductDescription : Can be resharpened many times without changing form Applications Corner rounders produce uniform radius finish on outside corners. Features Form relieved radius.10% cobalt micrograin carbide. Cutter diameter equals shank diameter. PRODUCT SPECIFICATIONS Brand Rushmore USA Radius_R 1/4" Shank Diameter 1" Overall Length 4" No. of Flutes 4 Largest Diameter 1" End Diameter 1/2" Application Corner rounders produce uniform radius finish on outside corners. Coating Uncoated Cutting Ends Single End Type Single end Flute Shape Straight Flute Radius Size 1/4" Shank Style Straight Shank Tip Diameter 1/2" Tolerance_Shank Diameter -.0001" / -.0004" Tool Material Solid Carbide Type Solid Carbide Corner Rounding End Mill Weight 1.5 lbs. Country of Origin UNITED STATES OF AMERICA ProductSiteLaunchDate : 2017-07-14T17:05:49.612Z UnitCount : 1 UnspscCode : 27112803