Finished ER25 collet chuck with D1-4 mount
D1-4 mount suitable for the Colchester Student lathe and the D1-4 milling mounting plate
Clocking an original cam to locate co-ordinates of table. The indexing head was first set to 40 degrees.
Using a bullnose cutter to cut the screw locking groove.
Finished backs. There are six extra cam pins as spares for the future.
