Freud 1/2 In. x 3-1/2 In. Forstner Drill Bit Toolbox Compositions: Calcium Sulfate Chlorantraniliprole Copper

Compositions: Calcium Sulfate Chlorantraniliprole Copper Sulfate Pentahydrate Iron Oxide Limestone Magnesium Oxide Nitrogen Potassium Sulfate Quartz Sulfurmanganese Oxide Ulexite Urea

along fences

and to top it off

For heat pumps without aux heat

Freud 1/2 In. x 3-1/2 In. Forstner Drill Bit Toolbox Compositions: Calcium Sulfate Chlorantraniliprole CopperPrecision Shear bits bore smooth, flat bottomed holes. Serrated design produces a unique cutting edge for less splintering and chipping. Hardened steel for longer life. Ultra sharp spur insures accurate hole and resists walking on material. 3 1 2' length. 3 8' shank.