Astek Concrete Drilling and Cutting Machines is an affiliate of EREL DİŞLİ and MAKİNA SAN. TİC. LTD. ŞTİ. Canalizing its experience in gears and spare parts into the field of construction machinery, ASTEK has produced AST-D1000 and AST-D11 models to be used in joints and wall cutting applications with their patented designs.