"Kitagawa chucks are manufactured from high grade alloy steel. The Kitagawa BBT series are two jaw wedge style power chucks with miniumal reduce gripping force. BBT chucks are ideal for irregular compounets which require the additional ability to pass larger compounets through the bore. BT series chucks are supplied with blank drawnut, adapter and a set of t-nuts as standard."
"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...