How to Make a Pivot Polisher by Robert Porter

How to Make a Pivot Polisher by Robert Porter
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  • Item #: BK-133

This simple, easy to make and inexpensive attachment is used to grind and polish pivots, and micro drill work. Instructions cover: laps, measurements for the base plate and spindle guide block and motor slide; spindle location, assembly; making a lap spindle, truing, helpful advise on lapping; micro drilling; making spade drills; sharpening drills; making a spindle for micro drills; motor modification for faster speed. Plus, a supplier parts list. 38 black & white close up photos and detailed diagrams.

25 pages. 5-1/2" x 8-1/2"
Soft Cover

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Price $8.00

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