New 2" boring head for bridgeport adjustable-

New 2" boring head for bridgeport adjustable-

* For convenient interchangeability, threaded back
* To provide optimum precision, rugged construction and maximum bearing surface between the sliding gib and the body
* Overrall length held to a minimum
* When locked in place, it holds firmly against tool-cutting pressures
* 2 vertical and 1 cross hole extra large boring range