





Product Type: Hole OpenerModel: 10mm/25mm/40mm/55mm/70mm/80mm/100mmNOTE: - After opening installation, commissioning idling should observe whether the beating, then normal operation, the best results - Into the hole to have a smooth time, please do not exert pressure on the side and curves spud - Have enough openings for cooling and lubrication to reduce wear and coating products off - Non-occurrence of high-temperature drilling dry rub, causing severe wear affect the results - The operator must wear safety protective equipment to ensure safe operation
ترست بايلوت
منذ 3 أسابيع
منذ 3 أسابيع
منذ يومين
منذ شهر