No Weld Grinder Plans No Weld Grinder Plans. Metal grinder, wood sander plans built Grinder. No Welding, machining, lathe or precision tapping required for assembly. Nearly 50 page assembly manual wCAD drawings, pictures and text to guide you through your build. Uses common square pipe with extensive suppliers listing for multiple sources of supplies. Use for metal, wood, polishing, sanding, knife making, metal fabrication.