Freud 1/2 In. x 3-1/2 In. Forstner Drill Bit Toolbox For heat pumps without aux

For heat pumps without aux heat

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

Combination Fiberglass Exterior Handle With An Aluminum Interior Slider Tube

and to top it off

Freud 1/2 In. x 3-1/2 In. Forstner Drill Bit Toolbox For heat pumps without auxPrecision 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.