DESCRIPTION: "CNC Tooling" Brands---The Best Quality on The Market----Sold Many Thansands to Distributors to put on famous labels.

*  CAT40 precision ball bearing Keyless drill chuck 3/16-3/4".

*  Solid integral shank design is more compact than a combined drill chuck and Arbor. Greater accuracy and rigidity.

*  MADE of forged alloy steel for long, durable service life.

*  Self-tightening

*  Wrench included for extra tightening and easy release if necessary. 

*   0.003" TIR accuracy. 

*   5-1/2" projection.