Rack-A-Tiers 90-VT Hole Pro Replacement Blade; Carbide

Detailed Description: Rack-A-Tiers Hole Pro Replacement blade made of carbide can be used with any 3/8-Inch drill shank. It cuts through cut through plywood, sheetrock, fiberglass, plasterboard, fiber cement board, aluminum and up to 20 gauge sheet metal. It features ball-bearing design to ensure durability. It is suitable for installing recessed lighting, ductwork and ceiling fans.