Features Stable Working: Comes with high accuracy, the forstner drill bit will improve the working stability, very efficient under high speed. Incisive Blade: Highly sharpened blades enable good chip removal, which will largely facilitate both the drilling and your operation. Better Carbide: Having been through exquisite workmanship, the premium cemented carbide material with high hardness is very durable. Easy to Install: Designed to have a compact size and a light weight, the drill bit ensures very convenient carrying and installation. Wide in Utility: Allows for wide application in installing hinge, woodworking perforation, plastic products and so on, very practical. Specification: Item Type: Forstner Drill Bit Material: Cemented Carbide Color: Black Specification: 40mm Applicable Models: For electric hand drill, lithium drill, bench drill. Features: 3 flute and 4 tooth design, accurate positioning, fast opening, and no burrs. Applicable Scenario: Suitable for opening holes in various wooden products such as wooden boards, furniture door hinges.  Package List: 1 x Forstner Drill Bit 1 x Storage Box Package List 1 x Forstner Drill Bit 1 x Storage Box