![]() ![]() Martek Drill Bit Sharpener Manual, Signature 2000 Fibrewound Pressure Tank Manual Items: Vintage Sears Craftsman Drill Grinding Attachment 6677 W/ Box. We put a Drill Doctor 750 up against an old Craftsman #6677 Drill sharpening jig. DELTA 1296 Drill Grinding Attachment Operator Manual 0199. Vintage Original Craftsman Drill Grinding Attachment No 6677 New Old Stock 825 Drill bit Grinding attachment - Made in USA - new in box. Vintage Craftsman Craftsman Drill Bit Grinder Attachment 6677 With Instructions Booklet Vintage Craftsman 9-6677 Drill Bit Grinding Attachment. Grind off the same amount of material on the other side.Craftsman Drill Bit Grinding Attachment Manual Craftsman Drill Bit Sharpening Jig Instructions Drill Bit Sharpening Repeat the grinding process for the other half of the drill bit point by loosening the bit clamp and feed nut then rotating it 1/2-turn so the other lip of the bit is against the lip rest. A 1/8-turn of the feed nut will move the bit six-thousandths - 0.006 - of an inch forward. The knurled feed nut at the back of the jig will push the bit forward in small increments so you can grind a smooth surface on the bit point. Turn on the grinder and sharpen one side of the bit with the side-to-side pivot motion. ![]() The screws on the nameplate adjust the friction of the pivot. The jig pivots side to side and sharpens the bit as it passes across the wheel. Step 5Īdjust the entire jig by loosening the wing nut and bolt that hold the jig to the bench and sliding the entire assembly until the drill bit almost touches the grinder wheel then snugly tighten the wing nut. Finger-tighten the clip at the top of the jig to hold the bit in position. Rotate the drill bit until the drill lip is against the lip rest to hold the bit in the proper position to grind. The lip rest is a piece of metal on the front of the sharpening jig held in place by two small screws. Adjust the lip rest of the jig up or down until it catches the cutting edge of the drill bit. ![]()
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