■特点：
☆与机床主轴直接连接，刚性好，精度高。
☆短锥连接形式有A1、A2、C、D四种，短锥连接参数符合GB/T5900.1－GB/T5900.3（ISO702）标准。
☆卡爪结构形式分为整体爪、A型分离爪、C型分离爪、D型分离爪、E型分离爪。
☆按盘体材质分为：灰铸铁（K11口/口）、球墨铸铁（K11口/口（GT））、钢盘体（K11口/口（G））三种，球墨铸铁和钢盘体适应较高转速。
■Specificity:
☆Mounted directly with the machine spindle nose and with nice rigidity and high accuracy.
☆The chuck mounting types are classified as form A1、A2、C、D.The connecting dimensions conform to GB/T5900.1－GB/T5900.3（ISO702）standards.
☆The structure types of jaws are classified as one-piece jaws ,two-piece jaws for form A 、form C、form D and  form E.
☆The body materials are classified as gray case iron（K11口/口）,nodular cast iron（K11口/口（GT）） and steel（K11口/口（G））, the body of nodular cast iron and steel is suitable for higher rotation-speed.