Machining a magnetic clock face

In this video I use my touchDRO on my mini mill to precisely machine a concentric set of 12 circles to create a magnetic field that evokes a clock face. you can see the completed clock in this video:
• Cyclops clock
See more weird clocks that I have made with my friend Dave on my web site:
www.arttec.net/ArtProjects/Ar...
and his:
dabkze2.wixsite.com/2019
TouchDRO tablet from LMS:
www.littlemachineshop.com/pro...
Magnetic scale 1 meter kit with 6 ends from LMS:
www.littlemachineshop.com/pro...
Magnetic viewing film: amzn.to/3ITss2M
12V Electromagnet 2.6"(65mm)diameter: amzn.to/3NcCgrr
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/ guymarsden
Tools I own, use in my videos and recommend (as an Amazon Affiliate, I earn from qualifying purchases.)
Optical Punch Set: amzn.to/3zI07rm
Fowler Electronic Edge Finder - 0.200" amzn.to/3lrOscG
Lathe centering Bump Roller: amzn.to/3LnIiVq
Center finder for side of round stock (not super accurate!): amzn.to/3YZgRp4
Center finder for end of round bar: amzn.to/3ZgkOW7
Magnetic Base Adjustable Metal Test Indicator Holder: amzn.to/3JTsKI8
6 Piece Spotting Drill Bit Set, High Speed Steel, Short Length 120 degree, Uncoated: amzn.to/3YDSw7I
Taytools 1-1/2 Inch Machinist Center Finder amzn.to/3Sw1t0P
Mitutoyo Edge finder tool: amzn.to/3LinTkC
iGaging 6" digital caliper: amzn.to/3yHg8x5
7 Piece center drill bit set: amzn.to/3mqSIZT
Grizzly wiggler/center finder 5 piece set - for insides of circular holes: amzn.to/3IAmLpM
Bahco Smooth Cut Lathe File: amzn.to/404vVCC
3pcs 3/8"/10mm Shank Indexable Carbide Lathe Turning Tools Insert Holder Bit Set: amzn.to/3CS95nK
5Pcs 3/8" Inch Indexable Carbide Insert cutters with TCMT110204 Carbide Inserts: amzn.to/3WeZmyW
2" diameter Indexable End Mill with 3 - Tpg32 Carbide Inserts, 3/4" Straight Shank: amzn.to/3GNLbuH
Ball Turning Attachment For 7 x 14 / 7x16 Mini Lathe: amzn.to/3ZDscf3
2" Boring Head R8 Shank 1/2" Carbide Boring Bar Set: amzn.to/3J1wGpQ
Keyless 1/32"- 5/8" Drill Chuck with R8 Shank Adapter: amzn.to/3CTUetb
3 Spring Caliper set 8" / 200mm - Inside/Outside/Divider: amzn.to/3H79nts
Sewing Machine Light LED Light with flex gooseneck: amzn.to/3XyhHrv
Deburring Wheel, Nylon Fiber Buffing Polishing Wheel 6 inch 9P Hardness: amzn.to/3XlIzLN
Thrust Needle Roller Bearing with Two Washers 1/2" (for mill spindle nut): amzn.to/3CS65bg
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs): amzn.to/3HjquIV
Shars DRO for mini-lathe Z-axis (carriage) position. (You can cut down the 24" capacitive scale - it's aluminum.): amzn.to/3fjOfFw
Digital tachometer: amzn.to/3UePGUg
FLEXBAR Optical Center Punch: amzn.to/3WRwpKD
IRWIN Step Drill Bit Set (I highly recommend Irwin brand step drills. They were the originator of this concept in the 1980s and the knockoffs are not nearly as good) : amzn.to/3hv4zno
Angel Eye Ring Light (for mini mill): amzn.to/3fp5hSy
DC motor speed controller (for mill table feed and mini-lathe carriage): amzn.to/3WOhOjk
Brownell Oxpho-Blue Professional Grade Cold Blue: amzn.to/3TtslyX