Pulling Pressure Cap 超強鐵罐封口拉蓋
用作示範鐵罐中熱水的熱漲冷縮改變現象, 適合一般罐裝飲品尺寸, 一套二款, 每款二個.
Consisting :
Large cap -----suitable for 250mL or above
Small cap -----suitable for 250mL can
heat the can with pressure cap, rinse with cold running water, can will seriously collapse
Item No : JP 113-243 each set