On Tue, 29 Nov 2005 15:47:32 GMT, John Husvar
wrote:

The chuck will hold an end mill well enough for cutting slots, but the damn
chuck won't stay on the drawbar. I've tried cleaning the drawbar taper
up, marking it with magic marker each trial. The mating surfaces now
appear to be touching each other correctly, but the damn chuck still
won't stay on anyway.

Did it come with a drawbar which locks the chuck to the spindle ?

It looks like a long bolt which goes through the spindle and screws
into a thread on the taper. Pulls the chuck tight so it cannot drop
out.
Alan
in beautiful Golden Bay, Western Oz, South 32.25.42, East 115.45.44 GMT+8
VK6 YAB ICQ 6581610 to reply, change oz to au in address