Scubapro K 5. SCUBAPRO Stainless Steel knives cover every diving situation and feature. Our stainless steel blades have a fine hollow ground cutting edge opposite serrated edge and a notch for line cutting.K 5 is an 11cm all purpose length high quality stainless steel knife for all diving situations. ·11cm stainless steel blade ·Ergonomic grip handle ·Includes injected molded sheath and two quick adjusting buckle straps and unique locking system Blade materialStainless SteelBlade length11cmWeightStraight edgeYesSerrated edgeYesLine cutterYes