Beginner Thing-A-Ma-Jig Great for Beading & Making Designs for Wire Jewelry. This is a new Beginner Thing-A-Ma-Jig. Great for forming elaborate loops for jewelry components including necklace links, ornaments, pins and other various designs. Adjust the pegs on the jig base to create patterns of your own or follow the pattern sheet included. Designs can be replicated consistently time and time again. All gauges of wire can be used with this and this has a sturdy plastic base with plastic pegs that make it resistant to peg deformities after prolonged use. The base measures approximately 4" x 5" (102 x 127 mm).