SOG Vulcan Mini Folding Knife VL-04 - Satin Polished 3" san mai VG-10 Tanto Blade, GRN Handle, Arc-Lock, Stainless Steel Liners The arc-lock just might be the perfect lock. Why it is totally ambidextrous and has all of the attributes knife designers relentlessly search for, but rarely find The arc-lock far surpasses conventional lock strength, tested at over 1000 lbs of force measured at the lock in an independent lab test The arc-lock is self-adjusting over time and can be easily cleaned for long term optimal performance Folding knife that is formidable with a powerful strength of construction Straight edge, 3-inch San Mai VG10 steel folding blade has a tanto shape with a satin finish Opens and closes with one hand and locks securely with Arc-Lock technology Handle is made of glass-reinforced nylon with a black finish Comes with a limited lifetime warranty