AGA Campolin Diana Lever Lock Abalone Automatic Knife Damascus. Overall Length: 21,5 cm - 8.5" Blade Length: 10cm - 4" Blade thickness: 3,5mm - 0.14" Weight: 140 gr. Blade Material: Russian damascus handmade by a blacksmith from Zlatoust. Steel used: У8А tool carbon high quality. ШХ-15 - SH-15 bearing construction (chromium content of 1.5%). 5ХНМА tool drop forged high quality (45 - 45 carbon structural quality). Very hard damascus reached 59 HRC of hardness. Handle Material: Abalone Frame Material: Brass Made in: Italy