Silky 109-30 Large Teeth Replacement Blade for GOMTARO 300 (Pro-Sentei) 11-4/5-inch (300 mm) blade length 7-12 teeth per inch (8-14 teeth per 30 mm) teeth configuration 0.26 pounds (120 grams) weight Hard chrome-plated Taper-ground and impulse-hardened non-set tooth design