Engineer Fran Blanche's weblog describes how she recreated the 1970s Mattel Spinwelder toy from her youth using an inexpensive rotary tool holding plastic welding rods.

We walk you through how to repair plastic parts, step by step, this month. Read about it at hotrod.com or in the January 2013 issue of Hot Rod Magazine.

This Kickstarter hopes to put all those exotic plastic welding rods to good use. Instead of being designed to only use 1.75 and 3mm filaments, this guy will extrude welding rods up to 4.76mm in ...