Made in the USA by Advanced Tool Systems Workholding. This is an S26 / Acme Gridley CNC Pullback Collet Chuck Lathe Nosepiece w/ A2-8 Mount. Includes 2-5/8 Acme Gridley Collet. Spindle Taper: S26 / Acme Gridley 2-5/8. Comes exactly as shown in pictures.This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Workholding\Chucks\Collet Chucks". The seller is "xpresstoolsinc" and is located in this country: US. This item can be shipped to United States.