Pradhan BK, Wangmo D, Dendup J, Yeshi K, Drukpa K, Wangdi T. Design and fabrication of Portable manual Roller Bending machine . JNEC-TRST [Internet]. 2023 May 3 [cited 2024 Nov. 24];6(1). Available from: http://trst.jnec.edu.bt/index.php/thruelrigsartoed/article/view/16