Precision Bending Jigs: Includes 45°, 90°, and 180° bending jigs to help you create accurate and consistent bends in your tubing for a polished look. Kink-Prevention Silicone Rod: The silicone rod insert prevents kinks and ensures smooth, flawless bends, making installation easier and more efficient. Professional Tube Cutter: Comes with a high-quality tube cutter that provides perfect beveled edge cuts, along with included sandpaper for a clean finish. Convenient Fill Bottle: The squeezable fill bottle features a nozzle that simplifies the process of filling your system with coolant, reducing mess and hassle.