Durable ABS construction for frequent use Made from solid ABS material via a molding process, this stained glass hand foiler tool has a tough, reliable build that withstands regular use. Reduces manual errors and boosts efficiency Roller design smooths the foiling process, speeds up glass foiling, and improves work efficiency while delivering a smooth edge on the copper foil. Effortless, consistent foiling every time A convenient guide groove keeps the copper foil centered on the glass, ensuring good results consistently and preventing foil curling. Flexible compatibility for common sizes Adapts to multiple copper foil tape sizes, including 7/32 and 3/16 inch. Applications and scenarios Use on stained glass panels to neatly wrap edges and seams with copper foil tape. Suitable for hobbyists and professional studios working on small to medium stained glass projects. Helpful in or restoration tasks where precise, repeatable foil alignment and clean edges are required.