P135-SF is outstanding in its blade with a thickness of 3.5mm and it is made of 14C28N stainless steel, which features razor sharpness and a finely tapered tip, making the knife more powerful in cutting, chipping and piercing. The handle is made of 420 stainless steel, and it is stonewashed to allow fine and comfortable sense of touch. In addition, thanks to the flipper and ball bearing pivot design, the knife can be deployed smoothly and effortlessly. An unique “Beta Plus” safety lock is fitted to strengthen the locking mechanism extremely reliable even though the sturdy liner lock is made of stainless steel