Jacobs 50 Collet Chuck and 500 series Rubber-Flex Collet full Set. Taper back 3.25" large diameter 3.10" small diameter. 6 deep I believe it mat have been a D1-5 cam lock that has been turned down to allow the chucking on outside diameter. Rear mounting taper has dings in it outside has chuck jaw marks on it. Collet taper is in good condition and functions smooth.
500 series collets include collet numbers J501, J502, J503, J504, J505, J506, J507, J508, J509, J510 cover range. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Workholding\Chucks\Collet Chucks". The seller is "bpdrn2012" and is located in this country: US.
This item can be shipped worldwide.