360 Degrees Rotating Pcb Fixture Holder Soldering Assembly Stand Adjustable Soldering Stand Clamp Jig Diy Repair Tool - Hand Tool Sets - AliExpress
4Pcs Column Universal Strong Magnetic PCB Fixture Soldering Helping Hand Soldering Station Third Hand Tool Mobile Phone Repair DIY Tools Circuit Board Holder – Alexnld.com
PCB holder DIY : r/PrintedCircuitBoard
Metal Rework Station Stand with Two Clips and Four PCB Holders : ID 5253 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits