These Hog Ring pliers are complete with automatic feed, which makes them ideal for continuous connections with single handed operation. The preformed strips of 50 Hog Rings (Size 07) not included feed easily into the tool making it deal for re-upholstery of Classic cars, plus numerous other uses from fencing / bird pens / sealing bags / fixing tags to plants / to construction / industrial / plant nurseries / upholstery etc. Ring size closes from 17.4mm down to 7mm.