I made a twin screw vise and a wagon vise which can be clamped to the worktop. Really helps manage the space in a shared workshop(shed)! : r/woodworking
New Twin Screw Vise « Garage Blog
Twin screw leg vise. Not quite finished but I'm happy with it so far. : r/woodworking
Making A Twin Screw Vise - IBUILDIT.CA
Twin Screw Vise, Building Instructions – One Minute Workbench