Effect of Cutting Parameters on Surface Roughness in Dry Drilling of AISI D2 Tool Steel by Using Taguchi Method - Osman, M.H.; Tamin, N.F.; Ahmad, M.N.; AB. Rahman, M.H.; Wahid, M.K.; Maidin, N.A.; Abu Bakar, M.H.; Azahar, A.A. (Journal of Advanced Manufacturing Technology (JAMT))