KBC 2022| Which of these is a machine used to make holes in paper to aid filling? By Saima Parveen - September 27, 2022 KBC 2022| Choose the correct option : Ques : Which of these is a machine used to make holes in paper to aid filling? A. Punching machine B. Marking machine C. Booking machine D. Printing machine Ans : Option A, Punching machine