Material:General Carbon Steel, Carbon Steel with zinc plated, Stainless Steel Material:General Carbon Steel, Carbon Steel with zinc plated, Stainless SteelIntensity of Bolt:Class 4-8Specification Chart (mm):ModelSizedL1DTCSLD1Standard BoltM6×16M64181.21.21.81614M6×20M64181.21.21.82014M6×25M64181.21.21.82514M6×30M64211.21.21.83014M8×20M88221.81.52.32018M8×28M88221.81.52.32818M8×35M88261.81.52. ...