5" (126mm) professional cutters, manufactured from hardened and tempered steel which is 5mm thick and has been chemically treated for increased durability and strength. The cutters/pliers have been finely ground and polished and are ideal for precision and more heavy duty applications. The cutters have powerful, steel pressed jointed jaws, manufactured from 5mm thick steel. The soft textured grips increase the pressure which can be applied. The large, integral spring action improves user comfort, even over prolonged periods.