Walter Surface Technologies Indexable Turning Tool Holder, High Performance, Flat End, 1/2 in Diameter Head, 1 in Length of Cut, Cylindrical Head Shape, Double Cut, 1/4 in Shank Diameter, 1-1/2 in Shank Length, Tungsten Carbide Head, Uncoated Head Coating, 50000 rpm Maximum, Applicable Materials: Brass, Bronze, Cast Iron, Plastics, Steel, Stainless Steel and Titanium, Industry Specification: SA-5