12 mm X 3 mm NBR 70 O-ring is made from Nitrile Butadiene Rubber with a durometer hardness of 70, known for their resistance to oil, fuel, and abrasion, commonly used in a variety of industrial applications. Why buy from us? Italian-manufactured O-rings are crafted from premium materials by a reputable company, ensuring high quality. The manufacturer adheres to high standards in production without taking shortcuts. We keep O-rings in inventory within Australia, and we dispatch them from Melbourne using Australia Post for shipping. If you're dissatisfied with the quality, we offer a 60-day refund policy. Our Italian-made NBR 70 O-rings stand out due to their superior craftsmanship and high-quality materials, ensuring enhanced durability and reliability. In contrast to cheaper Asian-made O-rings, our products prioritize longevity and performance, providing a more reliable sealing solution for various industrial applications. Contact us for bulk enquiries.