[Conventional Blade] Tooth Pitch is 2.8mm. The thickness of blade is only 0.7mm(extremely thin), so blade is flexible from bending. It is easy and no need to use any tool to replace the spare blade. Product No.: SZ-33NDX Total Length: 515mm Blade Length: 335mm Tooth Pitch: 2.8mm Blade: high-quality carbon steel, electroless nickel plating, impulse hardened teeth Handle: ABS, Elastomer Place of Origin: Made in Japan Note: Sheath is not included in SZ-33NDX.