IDEAL Nailbiter 3 4 in Woodboring Ship Auger Drill Bit Portable Table Saws ) 5 Cuts Through Ceramic ) 5 Cuts Through Ceramic design requires fewer splices and connections Nailbiter premium dual helix construction Twin cutting edges for fast and smooth drilling Series Name N A Sub Brand Nailbiter Bit Type Ship auger bit Bit Length 18 in Shank Size 7 16 in Shank Type Hex Material High speed steel Case Type Hard Quick Change Yes For Use With Power tool For Use on Metal No For Use on Wood Yes Warranty 1 year limited Set Individual Individual Package Quantity 1 Bit Diameter (Inches) 3 4 in CA Residents: Prop 65 Warning(s) No Brand Model Compatibility N A