Triple Flute Design: Drill Bit is designed with three edges and four teeth, center-positioned teeth, curved design, more accurate opening, smooth cutting and chip removal, greatly improving work efficiency Product Size: Drilling Dia: 2 Inch, Hex Shank Dia: 2/5 Inch, Total length: 3-9/16 Inch. Fits for all drill drivers and drill presses with 1/2 inch chuck or larger Incisive Blades: Carbide tipped blades, made of tungsten steel alloy material and heat treatment technology, incisive and high hardness. 4 cutting teeth design, 1 centre tooth and 3 cutting teeth Highly Effective: The triple edged design reduces cutting resistance and speeds up the drilling process, resulting in clean and smooth holes Wide Application: The Drill Bit can be used for piercing wood products, installing spherical doors, , drawer tops, hinge installations and more. Used on cutting hardwoods,softwood, plywood, MDF, plastics, veneer and non-laminated chipboard Colour:Black Material:Tungsten steel + alloy Reminder: For large-sized bits (≥2 Inch), it is best to use a machine with good fixing performance for drilling operations, such as drilling machines, bench drills, vertical drilling machines, vertical electric drills, etc. If you must use a hand drill for operation, you must use a high-power hand drill, and use a vise with a good fixed effect Package Contents: 1 * Drill Bits Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.