Razor sharp Rick Hinderer Gen 4 Model XM-18 3 1/2" FATTY edition Harpoon grind folding knife in textured black G-10 and stone washed titanium. The knife features American-made CPM S35VN stainless steel with a durable and attractive stonewashed finish. The XM 3.5 has a lanyard hole in the handle. The Hinderer folding knife opens with dual thumb studs as well as a flipper for easy right or left hand operation. Additionally, the flipper serves as an index finger guard in the open position. New harpoon grind on the blade. Jimping on the thumb rest of the blade and handle blade spine for a secure grip. Titanium pocket clip can be mounted blade tip up or tip down. Solid frame lock design. Smooth opening and closing. Great heavy use XM-18 tactical folding knife from Rick Hinderer in his new harpoon blade.