Jacobs Rubberflex collet chuck D1-3 mount Monarch 10EE with J912 1/4 3/8 collet

Used Jacobs Rubber Flex collet chuck, Model No. D1-3 mount as appropriate for a Monarch 10EE lathe, among others.

Includes only one rubber flex collet, a J912 which holds 1/4" to 3/8" diameter stock. No other rubber flex collets are included. They are special collets for a Jacobs chuck like this, not 5C collets. In good condition but has some wear as shown in the photos.

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