Feeding of Job: Manual Clamping Declamping of Job: Manual Upifting of Arm: Manual Feeding of the job, clamping-declamping & lifting of the swiveling arm after job cutting is done manually. Swiveling arm works on gravitational force for cutting operation. The controlling of the arm cutting is done with the help of hydraulic jumper & spring. Rotating the knob on hydraulic jumper to get required feed of the arm coming down. Get the required speed of the blade by adjusting v-belt depending upon the material to be cut.