SUHARJO; A, Ayu pratiwi; TAUFIK INDRIANTO. Optimization of the 18 mm Hole Drilling Process for HMS 6020 Excavator Bracket Cover Through Tool Redesign Using Cp/Cpk Analysis. Jurnal Teknik Mesin (Journal Of Mechanical Engineering), Jakarta, Indonesia, v. 15, n. 02, 2026. DOI: 10.22441/jtm.v15i02.39121. Disponível em: https://publikasi.mercubuana.ac.id/index.php/jtm/article/view/39121. Acesso em: 22 oct. 2026.