Caulking is a term used to describe several different process to seal joints or seams in various structures and certain types of piping. The oldest form of caulking is used to make the seams in wooden boats or ships watertight, by driving fiberous materials into the wedge-shaped seams between planks. A related process was formerly employed to join sections of cast iron sewerage pipe.

9"double-pole frame type
Hexagon pole
Spray in saffron, all other colors can be produced.
Pig iron handle

Size	Qty(pcs)	Meas(cm)	G.W(kg)	N.W(kg)
9"	40	36×35×26	20	19