Stainless steel machined   material
DIA IS THE SAME IN LENGHT EX 25MM X25MM ETC
 
Can be made smaller or bigger if needed. Please get in touch
These make great display block , paper weights material weights can also be made from stainless steel to make it heavier for door stops and desk names display or even table place name 
 
stainless steel provides useful corrosion resistance in mildly/moderate corrosion environments and is similar to that of basic series stainless steels. In accordance with the latest issue of British Standard , billets and bars
 
Maybe a little bigger, never smaller