Job Description:

• 1) Tends machine that extracts core pipe from interior of tubular castings: Strikes end of core pipe with sledge to loosen baked sand between casting and core pipe.

• 2) Inserts end of core pipe through holding block and secures pipe between jaws set on dolly.

• 3) Starts machine that pushes and pulls dolly along tracks, pulling out core pipe while casting strikes against holding block.