JosS d.o.o. is a industrial supplier specializing in advanced metalworking solutions since 1991, offering a wide range of metalworking fluids, lubricants, welding sprays, corrosion inhibitors and accessories for machine shops and heavy industry. Our key products include water-miscible and high-performance cutting oils, silicone-free anti‑spatter welding sprays, and long‑lasting corrosion protection oils, all designed to improve machining efficiency, equipment lifespan and operator safety .
Fosia Bio Clean.U
Solvent-free biological parts washer with integrated microorganism-based cleaning – environmentally friendly, non-toxic, and safe for occupational use.
Fosia MQL Macro – with 2 connections and 2 pumps
Compact minimum quantity lubrication (MQL) system for external lubrication of cutting and forming tools, featuring adjustable spray output, up to 2 nozzles, and electrical control compatibility.
Fosia Mix Macro
Drum-cap precision mixing unit for preparing stable, homogeneous emulsions from all water-based coolant concentrates – with infinitely adjustable concentration control from 0–10%.
Fosia Bio Clean.T
Biological cleaner tablets with class 1 microorganisms for the biorefinification of hydrocarbons such as fats and oils – reduce sludge and regenerate cleaner fluid continuously.
Fosia MQL Macro
Compact minimum quantity lubrication (MQL) system for external lubrication of cutting and forming tools, featuring adjustable spray output, up to 2 nozzles, and electrical control compatibility.
Fosia Mix Micro
Manual jet-pump mixing unit for preparing homogeneous emulsions – works without electricity, ideal for use with cooling lubricants in all container sizes.
Fosia Bio Clean.F
Surfactant-based aqueous industrial cleaning solution – odorless, solvent-free, biodegradable, and safe for plastics, ferrous, and non-ferrous metals.
Koria Nefo 60.12
Solvent-based corrosion protection wax for manual application – forms a dewatering, removable wax film with long-term indoor and outdoor protection.
Koria Nefo 24.24
Water-displacing long-term corrosion protection wax that forms a brown, wax-like film for up to 24 months of indoor or covered outdoor storage—even under harsh conditions like sea transport.
JosS d.o.o.
About Us
Providing industrial and metalworking solutions since 1991.