Overview Reviews Product Description Bright finish HSS body 118° Notched point The thick carbide tip, high temperature braze and heavy land construction withstand the heavy feed pressure necessary to penetrate hardened and case-hardened steels Clarkson Osborn Catalog Product Videos Custom Field Diameter 5/16" Flute length 2-1/2" Overall length 4-1/2" Package quantity/sold as each 1 Product Reviews Write a Review Write a Review × Clarkson-Osborn 5/16" TiAln Coated Carbide Tipped Die Drill Bit SC06020A Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *