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View Full Version : How to Hold a Flat Washer While Reducing the OD



MWF FEED
26th December 2019, 02:30 PM
Christmas Dinner over as well as Boxing Day Lunch and its HOT.
I made some thick washers out of brass for a part on the steering of my WW II Jeep Restoration. I used a bolt as a mandrel while I machined a couple of brass nuts for the OD then rechucked and enlarged the ID threaded hole. That was simple and worked well. I dug out 4 flat steel washers to go under the nuts on the tie rods. The washers look very "agricultural" because they are too big (well I reckon they are) so I used a Bolt again as a mandrel but the bolt was too small so my reduced washers were off centre.

A got a hint years ago about a tapered mandrel that could centre the washer on the mandrel while you machined the OD. That would be OK for a few but I was thinking if you had to do a number how/what sort of a mandrel would be appropriate?


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