Havalon Havel's 60XT Stainless Steel Blades for Piranta, Pack of 12. Our most popular surgical-edge blade, the #60XT stainless steel, is crazy sharp and has the extra durability of stainless steel! The #60XT fits the Piranta Pro Trophy Skinning Knife, and also the #8 handle and #74 surgical handles. Each box contains 12 foil wrapped blades.