These bits withstand very high temperature drilling applications for extended periods of time.They`re designed for heavy-duty drilling in hardened stainless steels, cast iron, and titanium.Includes sizes 1/8" - 1/2" 1/32" increments; 3/16" - 1/2" 1/16" increments; 1/4" - 3/4" 1/16" increments.Titianium coated to increase working life.Ideal for drilling repetitive holes in steel, copper, brass, plastic, plexiglas and other materials.Includes case.
