authentic instructions

it features a 5/32" (4mm) throat inlet to cut through a variety of materials

For use with Grommet & Eyelets  Size 00

These punches should be used on wood

such as Gingher's "Knife Edge

OLFA SK-10 Concealed Blade Safety Knife #1096854 Fiebing authentic instructionsConcealed blade safety knife featuring an adjustable blade positioning design which allows for 4 cutting points on a single edge utility blade. Highly productive, it delivers 4x's more cuts than a single edge, fixed blade "gooseneck" safety knife. Uses the OLFA SKB 10 blade, a single edge blade featuring 1 blunt edge for safer handling. Versatile, it features a 5 32" (4mm) throat inlet to cut through a variety of materials, and a stainless steel tape