IDEAL Nailbiter 3 4 in Woodboring Ship Auger Drill Bit Floor Tile Specification Details Series Dragons Ash A Modern Statement with Specification Details Series Dragons Ash Material Mandy Black ANZZI Stone (natural stone) Certification RHINO ALLOY certified material Finish Surface Polished interior 82 Cord Length (ft Series Name Nailbiter Sub Brand N A Bit Type Ship auger bit Bit Length 7 1 2 in Shank Size 7 16 in Shank Type Hex Material High carbon steel Case Type Hard Quick Change Yes For Use With Power tool Hand brace For Use on Metal No For Use on Wood Yes Warranty 90 day limited Set Individual Individual Package Quantity 1 CA Residents: Prop 65 Warning(s) No Bit Diameter (Inches) 3 4 in Brand Model Compatibility N A Nailbiter™ premium dual helix construction Twin cutting edges for fast and smooth drilling