... the circular comb,thetop comb,etc. The feeding box is equipped with nine rows of round needle ... different fibers and varieties,adjustment can be made in deciding on needle bars of different needle densities.) ... motor,the electromagnetic clutch,the output sliver crimp box,the can coiler,the coiler chassis,etc. Frequency ... 30 Inner width of feed-in box(mm)400 Needle bar length of feed-in box(mm)410 Top comb ...