Maneepen, T. and Srisattayakul, P. 2025. Investigation and machine learning prediction of one-way progressive pump abrasive flow machining prototype: SKD61 (AISI H13) hot work steel. Asia-Pacific Journal of Science and Technology. 30, 04 (Jul. 2025), APST–30. DOI:https://doi.org/10.14456/apst.2025.52.