Janderso Jeff Anderson H-M Platinum Supporter Joined Mar 26, 2018 Messages 8,455 Apr 2, 2018 #1 I have several of these in the box of Jacob's chucks I got. Internal threads. Some sort of Collet? What is it called? I have several sizes.
I have several of these in the box of Jacob's chucks I got. Internal threads. Some sort of Collet? What is it called? I have several sizes.
R Richard King 2 Master Machine Tool Rebuilder & Instructor Former Member Joined Feb 1, 2018 Messages 1,867 Apr 2, 2018 #2 Looks like metal duck call.....lol
RJSakowski H-M Supporter - Gold Member H-M Supporter Gold Member Joined Feb 1, 2015 Messages 9,691 Apr 2, 2018 #3 If the left side slides into the right, I would guess a mandrel.