Kitagawa chucks are manufactured from high grade alloy steel. The Kitagawa PU series are an economic pull lock chucks for external gripping for heavy cut machining, while giving excellent accuracy and repeatability.
Gripper jaws can be a great way of getting round part movement in roughing operations, this is by use of teeth in the jaw which bite into the material. This biting can also be a great way to get round problems using black bar or other rough material....