Toro Lawn Boy 21 in. Mulching Mower Blade For Walk Behind Mowers 1 pk Wall Cabinet 2 GPM water flow rate 2 GPM water flow rate to help conserve water and ceramic disc cartridges to help prevent drips Series Name N A Sub Brand Marples Bit Type Forstner bit Bit Length 3 11 16 in Shank Size 3 8 in Shank Type Round 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) 2 in The Atomic tooth design chops grass particles into a fine mulch Fits models: 20349