Method 1 – Using a file Step 1 – Sharpen lips. Lay your file so that it’s flat against the bevelled (angled) edge on one of the lips of your spade bit. Step 2 – Sharpen centre point. One edge on each side of the triangular centre point of your spade bit should have a bevelled edge. Step 3 – Sharpen spurs. Click to see full answer. Thereof, can you sharpen spade drill bits? Keep your spade bits sharp and effective. But they are among the easiest of cutting tools to sharpen. To sharpen the tip or “spur,” swing the bit diagonally to the wheel, and align the cutting edge parallel to the surface of the wheel. Go to the other diagonal to grind the other side.Likewise, how do you sharpen a hand spade? How to sharpen a spade bit Step 1 – Sharpen lips. Lay your file so that it’s flat against the bevelled (angled) edge on one of the lips of your spade bit. Step 2 – Sharpen centre point. One edge on each side of the triangular centre point of your spade bit should have a bevelled edge. Step 3 – Sharpen spurs. Similarly, it is asked, what is a paddle bit? Spade Drill Bits Also commonly known as paddle bits, spade bits have a wide, flat blade. As the bit is turned by the drill motor, these two sharpened bottom edges will dig into the wood stock around the center pilot point, shaving wood out of the hole in a corkscrew-like manner.How do you sharpen a drill bit with a hand file? How to Sharpen a Drill Bit With a File Wipe away any debris, dust or grime that is on the drill bit with a wet rag. Clamp the drill bit in a table vise. Place the file on one of the blades at a 60 degree angle. File off any metal burrs by drawing the file one time up and across the underside of the areas you sharpened in the previous step.