Issued from a family run gem stone machining Company established in Idar-Oberstein in 1922, the Guenter Effgen factory is a modern family Company. With more than 250 employees the factory produces diamond and boron nitride tools following customer specifications or to the FEPA Standard.

Over 7000 customers use our skills in development and application. We have a customer service team of highly trained engineers to optimise grinding techniques. Our Service includes full technical assistance and training in

♦ grinding machine
♦ tooling
♦ cooling liquid
♦ workpiece
♦ dressing
as well as extensive assistance on new developments.

The Effgen GmbH Company was certified with the DIN EN ISO 9001 in 1994. Since 1999, the Company has a complete management system with quality control systems to ensure safe practice at the workplace, environmental protection and that standards meet the automobil industries requirements.

Products range

Grinding
• grinding wheels
• internal grinding tools
• grinding cylinders
• special tools according drawings
Cutting
• saw blades with continious rim
• saw blades with segmented rim
• band saws
• saw wires
Dressing
• single point diamond dresser
• diamond impregnated dresser
• multipoint diamond dresser
• hand-held diamond dresser
• polished diamond profilers
• dressing plates
• roller dressers
• dressing blocks
• dressing rolls
• dressing sticks
Filing
• needle shaped files
• workshop files
• fluted files
• machine files
Drilling
• core drills
• double core drills
• blind hole drills
• countersinks and counterbores
Polishing
• polishing pastes
• polishing powder
• polishing foils