Features: This 3/8 inch carbon steel brake caliper adjuster ensures precise brake pad replacement, delivering accurate brake maintenance for optimal disc brake performances and reliability. Constructed from high strength carbon steel, it offer superior wear resistance and compression strength, providing long lasting durability in demanding workshop environments. Ideal for professional mechanics and car enthusiasts, this brake pad replacement tool simplifies complex adjustments, making it accessible for users of all skill levels. Perfect for home garages or professional workshops, it easily adapts to various disc brake systems on cars and commercial vehicles, enabling quick and efficient brake pad changes. Rigorously tested for safety, it maintains consistent braking force, ensuring dependable performances during long drives or adverse weather conditions with minimal effort. Specifications: Component: Carbon Steel Size: About. 34x34mm/1.34x1.34in Package Includes: 1pc Rear Disc Brake Piston Tool note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.