IRWIN 5 8 in Woodboring Drill Bit Jigsaws Saws Blade rides on 2 load bearings Blade rides on 2 load bearings mounted on a pivot shaft with the side bearings and carbide pads assisting in distributing the load equally included in the box allow for easy through hole drilling up to 9 in deep 1 13 16 In counter bore to set washer Series Name N A Sub Brand N A Bit Type Auger bit Bit Length 12 in Shank Size 1 4 in Shank Type Hex Material High speed steel Case Type N A (no case) Quick Change No For Use With Power tool For Use on Metal No For Use on Wood Yes Warranty None Set Individual Individual Package Quantity 1 CA Residents: Prop 65 Warning(s) Yes Brand Model Compatibility All Bit Diameter (Inches) 5 8 in