Isolate areas for precision erasing with this flexible stainless steel shield. It measures 2-3/8'' x 3-5/8'' and features apertures for lines, dots, curves and more.
Choosing a Rubber: Comparing Erasers - Jackson's Art Blog
Eraser Shields - Du-All Art & Drafting Supply
Introduction to Hand Drafting - Institute of Classical
Drafting Tools – Nevada Fine Arts
Multi-color Technical Drawing Basic Box – ShopSketchBox
Drawing Accessories – Tagged Erasers– ARCH Art Supplies
Art Alternatives Gaffer Tape
Art Alternatives Eraser Shield :: Sketch :: Sketch & Draw :: ART
Little-Known Lettering Tool: Eraser Shield - The Happy Ever Crafter
Shield Drawing