.016"/.018" Key .016"/.018" Key 678-020 Replacement Key .016"/.018" for 678-328-20 Torquing Pliers. 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.