P135-SF is outstanding in its blade with a thickness of 3.5mm/0.14" 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. Specifications: Type: Manual Folding Knife Length: 92 mm / 3.62" Material: 3Cr14N Stainless Steel Overall Length: 214 mm / 8.43" Thickness: 3.5 mm / 0.14" Finish: Bead Blasted Closed Length: 122 mm / 4.80" Material: 14C28N (58~60 HRC) Back Spacer: G10, Black Weight: 167 g / 5.89 oz Grind: Flat (slight sabre) Opening Mechanism: Flipper Edge: Plain Locking Mechanism: Liner Lock Finish: Brushed Pivot: Thrust Ball Bearing Weight Reduction Design: Yes Pocket Clip: Stainless Steel Lanyard Attachment: Hole