METM25-44 and METM30-44
44 Metals - 25 mm or 30 mm diameter
METM12-44
44 Metals - 3 x 12.5 mm diameter
REEM25-15 and REEM30-15
REEP25-15 and REEP30-15
15 Rare Earths - 25 mm or 30 mmdiameter
MINM25-53 and MINM30-53
53 Minerals - 25 mm or 30 mm diameter