14L Gold Foil Knife 14L Gold Foil Knife GK14L Used for trimming excess filling material, flash, and overhangs. Where to Buy x Category Dealer PartnersSales RepresentativeStrategic MarketsSchools RepresentativeAccutron™ Equipment Sales Zip Code Find RepresentativeReset Select a category, input a zip code and click on Find Representative, or explore the complete list here.