the top thread from a second portion of the top thread using the component and cutting at least a portion of at least one of the top thread and the bottom thread with a cutting blade contacted to at least a part of a surface of the component in another embodiment a method of cutting thread is provided comprising rotating through an angle of greater than 360 degrees a rotary hook assembly to make a lock stitch formed by a top thread and a bottom thread wherein at least one component is attached to or integral with the rotary hook assembly and wherein the component rotates with the rotary hook assembly separating a first portion of the top thread from a second portion of the top thread using a cutting blade and cutting at least a portion of at least one of the top thread and the bottom thread with the cutting blade contacted against at least part of a surface of the component in another embodiment an assembly is provided comprising a rotary hook a component attached to or integral with the rotary hook wherein the component is capable of rotating with the rotary hook wherein the rotary hook is capable of assisting in making a lock stitch formed by a top thread and a bottom thread and wherein the component is capable of separating a first portion of the top thread from a second portion of the top thread and a cutting blade capable of cutting at least a portion of at least one of the top.