8. As cylinder moves anti clockwise ,needles get peg
of a peg box at the left side first.
If no peg is pressed all needles are active and can
produce all knit loops.
If left (peg) is pressed , it press selector and
disconnect corresponding needle and forms miss
loop
If only right (peg) is pressed , it press selector
and disconnect corresponding needle after
forming a half loop and it forms tuck loop