Metal slide plate,fast slide track operation 7 sizes: 53*80mm,65*90mm,63.5*63.5mm,115 ... track operation3)Operate more easy and labour saving4)7 sizes for choose,53mm*80mm,65mm*90mm,115mm*40mm,120mm* ... can finish two step:pressing and flatting. 2.Available sizes:53*80mm,65*90mm,115*40mm,120*50mm,170*50mm ... 3.The moulds are interchangable, one set machine can make all sizes fridge magnet.(made to order)