IRWIN 8 PC Marples Forstner Bit Set HART ) 4 ft Width (ft) 987646 ) 4 ft Width (ft) x Length (ft) 4 ft x 20 ft Frequently Asked Questions (FAQ): This grade 8 hex cap screw brings a refined industrial accent to functional builds IRWIN Marples Forstner bits drill clean and precise flat bottomed holes and pocket holes quickly and easily Cutting angles maximize speed of cut Reduced shank fits 3 8 in and larger drills and drill presses Includes: 1 4 in (6 Series Name N A Sub Brand Marples Bit Type Forstner bit Bit Length Assorted Shank Size 3 8 in Shank Type Round Material High carbon steel Case Type Hard Quick Change No For Use With Power tool For Use on Metal No For Use on Wood Yes Warranty None Set Individual Set Package Quantity 8 CA Residents: Prop 65 Warning(s) Yes Brand Model Compatibility Universal Bit Diameter (Inches) Assorted