OEM genuine KERSHAW 1230 keychain folding knife.                                                              Unfolded length: 11.1cm Blade length: 4cm Closed length: 7.4 cm Blade steel: 440C Blade hardness: 58~60 HRC Blade thickness: 1.8 mm Surface treatment: Diamond diamond-like coating Handle material: Black fiber nylon Net weight of knife: 30g and Packaging weight: 48g Packaging specifications: original carton, instruction manual Locking method: thread lock