ATC Spindle Part 7: Making Hardened Washers

Today we're making hardened washers. I couldn't find a size that would work for me, so we're taking matters into our own hands. We'll make the washers on the lathe and heat treat them here in the shop.
Tools used in this video:
*This site contains affiliate links for which I may be compensated
Chicago Latrobe HSS Short Letter Drill Set (Amazon*): amzn.to/2PWx0dL
Chicago Latrobe HSS Short Number Drill Set (Amazon*): amzn.to/2Qgss0S
Shars AXA Quick Change Tool Post Set (eBay*): ebay.to/2SWkUQZ
Shars 1/16x1/2" P-Type HSS Cut-Off Blade (eBay*): ebay.to/2DbgUXt
Shars CCMT0602 RH turning tool holder (eBay*): ebay.to/2SUS4jL
Kyocera CCMT060204-HQ Cermet Inserts (eBay*): ebay.to/2QPV53h
Noga Deburring Set (Amazon*): amzn.to/2xMfiPz
Knipex Pliers Wrench 3-Piece Set (Amazon*): amzn.to/2ruzS8m
Shars Ultra Precision 1-2-3 Blocks (pair) (eBay*): ebay.to/2RxwqWc
Aventor 8" DPS IP54 Caliper (Amazon*): amzn.to/2SjOuj9
Bernzomatic TS8000 High Intensity Torch (Amazon*): amzn.to/2M76da5
Bernzomatic Extension Torch Hose Kit (Amazon*): amzn.to/2LKBDHp
RapidTap Cutting Fluid for steel (eBay*): ebay.to/2QPjPZq
Norton 6x2x1 Bench Stone (Amazon*): amzn.to/2CFma8h
Norton Sharpening Stone Oil (Amazon*): amzn.to/39rGt4Y