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. Use Feed Screw 48-28-6870, Socket Wrench 49-96-0060 and Set Screw 06-83-2625 on diameters less than 3inches. One per package.FEATURES: 2-1/8 in. bit diameter. 7/16 in. hex shank. Removable and replaceable feed screw. Cutting edges can be resharpened
From the Manufacturer
Has removable and replaceable feed screws. Two feed screws furnished with each bit. Feed screw provides fast, effortless feeding even in gummy woods. Inside cutting plane shaves hole radius for clean, smooth holes without pressure. Bits has a 7/16 hex shank."