No, not all brake lines are superficially rusted. The extent of rust on brake lines can vary depending on factors such as the age of the vehicle, the climate it is exposed to, and how well it has been maintained. It is important to regularly inspect brake lines for any signs of rust or corrosion, as this can compromise the integrity of the brake system and lead to potential safety hazards. **

Steel braided brake lines offer several advantages over regular brake lines on motorcycles. They provide increased durability and resistance to wear and tear, which can result in a longer lifespan and reduced maintenance costs. Additionally, steel braided brake lines offer improved brake feel and responsiveness, allowing for better control and modulation of braking power. They also have a higher tolerance for heat and pressure, making them less likely to expand under heavy braking, resulting in consistent performance. **

The Pitbike KXD 612 may be relatively cheap compared to other pit bikes due to several factors. It could be because it is manufactured using more affordable materials and components, which lowers the overall production cost. Additionally, the brand may not have significant marketing or brand recognition, which can also contribute to a lower price point. Furthermore, the bike may not have as many advanced features or high-end specifications compared to more expensive models, making it more accessible to budget-conscious consumers. **

It is not recommended to preserve brake lines with grease. Grease can attract dirt and debris, potentially causing damage to the brake system. It can also affect the performance of the brakes by reducing friction between the brake pads and rotors. It is best to use brake line-specific lubricants or follow the manufacturer's recommendations for preserving brake lines. **

To close the Hazet Assistent 166 tool trolley, first make sure all the drawers are fully closed and any tools or items on top of the trolley are removed. Then, gently push the drawers in and ensure they are fully seated in their closed position. Finally, lock the drawers using the trolley's locking mechanism if it is equipped with one. Once everything is secured and in place, the trolley can be moved or stored as needed. **

It is difficult to determine which brand is better without knowing the specific tools and their intended use. Stahlwille, Gedore, Hazet, and Wiha are all reputable brands known for producing high-quality tools. It is important to consider factors such as the specific tool needed, the intended use, and personal preferences when choosing between these brands. It may be helpful to research each brand's reputation, customer reviews, and the specific tool needed to make an informed decision. **

Based on the lines on the brake disc, it appears that the disc is worn out. The presence of deep grooves, cracks, or uneven wear on the surface of the disc indicates that it has reached the end of its lifespan. These lines are a sign of excessive wear and tear, and can lead to reduced braking performance and safety issues. It is important to replace the brake disc if it shows these signs of wear to ensure proper functioning of the braking system. **

Brake cleaner and WD-40 can have health effects if not used properly. Brake cleaner contains chemicals that can be harmful if inhaled or come into contact with skin, leading to symptoms like dizziness, nausea, and skin irritation. WD-40 can also cause irritation if inhaled or ingested, and prolonged exposure may lead to respiratory issues. It is important to use these products in a well-ventilated area, wear protective gear, and follow safety guidelines to minimize health risks. **