Made in the USA by Royal Products. This is a 5C Collet Chuck CNC Lathe Pullback Nosepiece w/ A2-6 Mount. As you can see from the pictures the previous owner drilled and tapped 6 holes along the base of the nose piece.
Not sure what the reason or application he had for doing this, but it does not affect normal operation of the item. Maximum Operating Speed: 6,000 RPM. Comes exactly as shown in pictures. The item "ROYAL 5C COLLET CHUCK CNC LATHE PULLBACK NOSEPIECE with A2-6 MOUNT #42057" is in sale since Friday, February 14, 2020. 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 Covina, California. This item can be shipped to United States.