IRWIN 3 8 in 12 Step Drill Bit Deep Socket Set Rich Wood Visuals with a Rich Wood Visuals with a fine lustrous finish makes the wood look Tivoli II plank indistinguishable from real wood Potable Water PEX Type B Maximum Flow Rate (gallons per minute) 10 Sub Brand NA Brand Model Compatibility Universal Number of Hole Sizes 12 Diameters of Holes Drilled 3 16 in to 7 8 in Step Size 1 16 in Shank Size 3 8 in Shank Type Hex Material Cobalt Set Individual Individual Package Quantity 1 Warranty None CA Residents: Prop 65 Warning(s) Yes wood and laminates 3 flatted shank won't slip in chuck SpeedPoint tip for fast starting Laser marked sizes won't wear off with use