Milwaukee 48-25-3621 Self-Feed Bit 3-5/8 in.

Many Electricians and Plumbers rely on Milwaukee's Selfeed Bits for large hole drilling in wood. The inside cutting plane shaves the hole radius for clean smooth holes without pressure. A removable, replaceable feed screw draws the bit into the gummiest of woods effortlessly. A hex shank provides a secure gripping surface for the drill chuck. The bit is coated with a rust inhibitor. Available in 1 inch, 1-1/8 inch, 1-1/4 inch, 1-3/8 inch, 1-1/2 inch, 1-3/4 inch, 2 inch, 2-1/8 inch, 2-1/4 inch, 2-9/16 inch, 3 inch, 3-5/8 inch and 4-5/8 inch diameters.