Southwire 4 Piece 7 8 in Woodboring Ship Auger Drill Bit Laminate Wood Plank it is designed for both it is designed for both DIY enthusiasts and professional contractors 47 lbs Housing Material Composite Variable Power Settings 2 Hose Included No Compressor Air Tool Features No Additional Features Air Consumption at Recommended Operating Pressure (CFM) 5 Recommended Operating Pressure (psi) 90 Air Tool Type Impact Wrench Impacts Per Minute 1600 Maximum Speed (rpm) 6500 Tools Product Type Air Tool Maximum Torque (ft Series Name N A Sub Brand N A 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 No For Use With Power tool For Use on Metal No For Use on Wood Yes Warranty Lifetime Set Individual Individual Package Quantity 4 CA Residents: Prop 65 Warning(s) No Brand Model Compatibility Southwire Bit Diameter (Inches) 7 8 in Screw tip draws bit through wood Polished and coated flutes increase removal of cutting material