... Blade diameter:33.7cm, Blade thickness: 2.0mm, Weight:99g5"ceramic utility knife ------ Total length:24cm, Blade diameter ... :26.7cm, Blade thickness: 2.0mm, Weight:68g3"ceramic paring knife ... ----- Total length:15cm, Weight: 27g 4pc of ceramic knife and acrylic holder ------Weight: 548 , Holder size: ... Colored handle ceramic utility knife