The JD Squared Model 3 Bender is designed for the professional and garage fabricator alike. The components are 100 percent CNC machined from steel. All of the links are machined from 1/2 inch thick steel and are zinc phosphate plated for corrosion resistance. The fast change bending dies are CNC machined from solid steel billets and carry a lifetime guarantee against breakage. The Model 3 bender accepts round tubing and pipe from 1/2 inch to 2 inches in diameter and square tubing from 1/2 inch to 1-1/2 inch.