5C step chuck collet closers from Lexair Inc. (www.LexairInc.com) are made with threaded noses and designed to accept standard 5C collets up to 0.6875-in. diameter, 5C step chucks up to 6-in. diameter ...

A new Self-Contained Pneumatic Power Collet Chuck from Crawford Collets (www.crawfor-collets.co.uk) enables a mill, lathe or grinder to be converted easily and inexpensively into a production machine.

These wrench-operated collet chucks require no drawbar, cylinder or collet closer. They feature universal flat back design, and can be used in applications such as workholding on lathes, mills and ...