Project Keratome – Slit Knife DESCRIPTION KERATOME – SLIT KNIFE Unique retractable cover Ultra sharp blades Convenient single handed operation Consistent cutting edge 1.00 mm 1.20 mm 1.80 mm 2.00 mm 2.20 mm 2.40 mm 2.50 mm 2.65 mm 2.80 mm 3.00 mm 3.20 mm 3.50 mm