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Top Tips For Sharpening Dull Drill Bits So They're Good As New
You can use a drill guide to ensure the correct angle of the bit tip, about 118 degrees. The WeldingStop drill bit gage has a scale for measuring along the cutting edge to make sure the tip is ...
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The Best Method For Sharpening Dull Drill Bits To Bring Them Back To Life
Give each of the upper faces four or five light strokes with the file, maintaining the existing tip angle. Read more: 8 ...