This is a TTC MH0909 accessory set for 2-1/2" diameter tailstock turrets and it comes in a wooden box and is new and never used.

• Arbour fit: 16mm where it connects to the tailstock turret

• Live centre: 1 piece

• Drill chucks: 2 pieces, 1–13 mm capacity

• Spring-loaded tap/die holders: 2 pieces

• ER16 collet (reaming) holder: 1 piece

• Thread-die holder: 1 piece with five interchangeable die carriers

• Tap-holder bodies: 7 pieces

• Drill-chuck keys: 2 pieces

• Box label: F3-2-2/12 drilling tap fixture

I have given you photos of your tool set from every angle. Please use them to add to this description.

If you are not sure if this will fit your watch or if you have any other questions then message me. I'm here to help you.