Alloys Paper Mounted, Alloys Collections Box

We are offering alloys collections , collection of 20 alloys, set of 20 alloys paper mounted.
rocks minerals collections “rockmins & amit brand” education teaching aids geological showcases rocks & minerals collections, civil engineering rocks minerals specimens, geological models
this collection contains 20 types of basic alloys specimens. The alloys specimens include some of the following accvmulator, aluminium hard, brass, bronze, bell metal, bullet metel, carbon steel, constanian wire, dye steel, eureka, german silver, gun metal, magnesium, nichrome, pig iron, tin solder, tin hard, stainless steel, type metal & white metal etc.
all the collections will be available in paper mounted glass front, polished showcase glass front, wooden box polished or corrugated compartment boxes display trays types.