Awọn jara ISP jẹ Iṣapẹẹrẹ Ise Iṣọn Inu Pipe Twibling nipasẹ Pneumatic fun 1250mm si 850MM, ISP-129, ISP-25-2, ISP-25-2, ISP-25-2, ISP-352-1, IP-352-2, ISP-426-2, ISP-430-2, ISP-830-2, ISP-850-1, ISP-850-1, ISP-850-1, ISP-850-1, ISP-850-1 Awoṣe kọọkan ni ibiti o n ṣiṣẹ ibi. O ti wa ni ilọsiwaju pupọ lori pipe alurinmorin.
