We had these laser cut from new, USA made steel, and added a 7/8" hex to the handle end as well as a 3/8" square notch (for square headed set screws) to make it a better combination wrench for your lathe.
Ammco 5722 Large Hex Wrench for Brake Lathe Service Tool for Hubless Kit & Arbor
1-1/2" Hex Wrench for AccuTurn, FMC, John Bean & Hoffman Brake Lathe Service
Neway 3/8" Hex Wrench for use with Neway Small Series Cutters
Wera 454 T-handle Hex-Plus Hex Wrench Hex 10 x200mm HF Metric 05023355001
Wera 354 Hex-Plus Hex Wrench Hex 2.5 x75mm Metric 05023107001
352 Hex Ball End Screwdriver Hex Wrench 100mm : Metric : 4mm 05022810001