İşler Makina manufactures aluminium extrusion dies and automotive parts in Tuzla OSB.
İşler Makina was founded in 1999 as an automotive-parts producer and has made aluminium extrusion dies since 2009. Its contact page lists ITOSB 3rd Street No:31 Tuzla and about 600 dies/month in a 3,000 m² plant.
TurkIndustry profile: https://www.turkindustry.com/en/company/isler