Two simple tools for turning, shafts are simply 1/2” mild steel, bent in a vice, tips ground with an angle grinder and sander, threaded 8-32 with a tap. https://youtu.be/h_J9Khd_LHI And https://youtu.be/8NSYkQbl5d4 with carbide tips from r.k.cutters on eBay https://rover.ebay.com/rover/0/0/0?m...2F222646923958