PUNCH LIVER PLATE BOLT TIGHT KARO ..JAB TAK MACHINE TIGHT NA HO JAE...MEANS MACHNE KO HATH SE CHALA KAR DEKH LENA JAYDA TIGHT NA HO JAYE,,, PUNCH LEVER JISME PUNCH LAGTA HAI HEAD BANANE WALA..USKE UPPER DONE SIDE PLATE LAGI HOTI HAI..USPLATE TO TIGHT KAR DENA OK...