The K72 series four-jaw independent chucks are of cylindrical center mounting connected to the spindle nose by adaptors.
K 72系列四爪单动卡盘系短圆柱连接形式，通过过渡盘与机床主轴连接。
2
K58 series four-jaw wedge type power chucks feature large through hole, high speed and reliable performances and so on., They are designed for processing irregular shape components.
K 58系列四爪大通孔楔式动力卡盘具有大通孔、转速高、性能可靠等特点。适合加工各类异型零件。
3
Calculations based on the animal's jaw bones suggest it could have bitten into its prey with a force of 150 kilonewtons, or four times the force thought to be exerted by the jaws of a T. rex.