Only made in Brass. Olivari's signature alloy is of course, the luxury combination of Zinc & Copper, which has been Olivari's craft since 1911. Perfected over 110 years, the artisans in Olivari's state-of-the-art factory, combines the efforts of their physics labratory to provide impeccable PVD finishes, with their expert foundry artisans to make the best hot stamped brass Door Hardware money can buy.
Since 2004, Olivari have been using cutting edge finishing technology in the form of vacuum metallisation to create PVD (Physical Vapour Deposition) finishes, which can be up to three times stronger than a standard Chrome plated product. PVD coatings have exceptional performance in the stability & longevity of the colour of a product. Olivari Superfinishing in Gold, Nickel & Stainless Steel have a 30-year guarantee, while their Anthracite, Copper & Bronze superfinishes have an exceptional 10-year guarantee.