Durston 1977 Ultra-Pure White 2 Gram Rhodium Bath Concentrate Polishing Aids Classic files are designated by

Classic files are designated by Glardon-Vallorbe as second quality relative to their standard Swiss-made needle file line

Brand Ferris Grade / Color 2283-A Green Type Water soluble

Designed for use with a jeweler's torch

Diamond-coated high-speed steel twist drill construction

2" diameter disc size

Durston 1977 Ultra-Pure White 2 Gram Rhodium Bath Concentrate Polishing Aids Classic files are designated byDurston 1977 Ultra Pure White Rhodium Bath Concentrate delivers professional grade rhodium plating in a concentrated 100ml (3. 38 oz) formula containing 2 grams of rhodium. Designed for bath rhodium plating, the concentrate is diluted with deionized water to produce exactly 1000ml (33. 8 oz approximately one quart) of working solution at a ratio of 2g rhodium per 100ml. The result is a clean, bright white rhodium finish with excellent coverage,