Guardians' Hall
137 Portobello Street
Sheffield
S1 4DS
UK
Tel: 0114 231 2121
Fax: 0114 275 6473
www.assayoffice.com
Always in the forefront of laser technoogy, Sheffield Assay Officehas been using lasers fro hallmarking since 1997. Non-destructive and environmentally friendly, lasers are ideal for finished products, providing fast, accurate, repeatable, permanent marking.