AKC 8.5" Black Finger D/A OTF Automatic Knife Satin Dagger. Overall Length: 22cm - 8,5" Blade Length: 8cm - 3.5" Blade thickness: 2.2mm - 0.09" Weight: 135 gr Blade Material: Stainless steel Handle Material: Aluminium Inlay Material: ABS Made in: Italy. These automatic knives are highly collectable!