Southwire 3 8 in High Speed Steel 11 Step Drill Bit Vinyl Fence Specification Details Material Aluminum Finish Specification Details Material Aluminum Finish Durable powder coated finish Color Silver Dimensions 14 valve not included For use with valves 0X8 310A or 0X8 340A (sold separately) Quick trim installation installs with no tools or exposed screws ADA compliant Pfister Pforever Warranty®covers finish and function for life Sub Brand N A Number of Hole Sizes 11 Diameters of Holes Drilled 3 16 in to 7 8 in Shank Size 3 8 in Shank Type Round Material High speed steel Set Individual Individual CA Residents: Prop 65 Warning(s) No Split point self starting tip requires no pilot hole and penetrates faster Tri lobe shank reduced slippage and firm grim in the chuck Laser etched sizes for easy identification Double flute design for fast cuts and a true round hole every time