Helmi MH, Azuddin M, Abdullah W. Investigation of Surface Roughness and Material Removal Rate (MRR) on Tool Steel Using Brass and Copper Electrode for Electrical Discharge Grinding (EDG) Process. IJIE [Internet]. 2009 Sep. 27 [cited 2026 Aug. 7];1(1). Available from: https://journal.uthm.edu.my/index.php/ijie/article/view/74