Abdul Haris Nasution. “Drilling Performance of AISI 430 Stainless Steel Using Al-Ti-N Coated and Uncoated HSS Drill Bits”. Engineering And Technology Journal 10, no. 6 (June 10, 2025): 5390–5396. Accessed September 28, 2026. https://everant.org/index.php/etj/article/view/1995.