Square block	Long	Width	Thickness
Maximum	200.00mm	80.00mm	42.00mm
Least	2.00mm	1.50mm	0.50mm
Tolerance	+/-0.1mm	+/-0.1mm	+/-0.1mm

Surface treatment:

Type	Data
Metal	Zinc, Nickel, Silver, Gold
Organic character	Epoxy resin spraying, nickel + epoxy resin spraying
Tentative	Surface passivation