Giles de Quincey Tunneling Instrument 2 Giles de Quincey Tunneling Instrument 2 Sign in to save to your list FQUINCEY2X The Giles de Quincey Tunneling Instrument 2 is designed for reduced risk of perforation during tunneling procedures. 1.5mm (Difference between Quincey 1 and 2?) Where to Buy Ask a specialist