Precise 5C Extra Collet Nut for Collet Block Chuck – CB5-N

• Designed for the popular 5C round, hex or square collet.
• An effective short run jig for machining parallel, square or hex shapes as well as cross hole drilling at 60, 90 or 120.
• Each block weighs 1 lb. and dimensions are approximately 1-3/4″ x 1-3/4″ x 2-3/4″ long.
• Capacity: 1/16″ thru 1-1/8″
• Made of high quality tool steel, hardened.
• Precision ground, parallel and square to within .0005″.