framingsupplies.com Price: $29.95
Fletcher Wide Replacement Head Gold Tip Designer II Interchangeable Glass Cutter Replacement Heads fits all Designer II fluid dispensing glass cutters.
Narrow Head 140 degree Wheel Angle recommended for pattern cutting. Wide Head 140 degree Wheel Angle recommended for straight edge cutting. The head, wheel slot and ball-bearing axle are hardened steel to resist wear and accurately guide the polished Tungsten Carbide cutting wheel.