[Nozzle Insertion Collar Quick Nozzle Replacement] Compatible with all Hunter rotor models (not Compatible with I-90, I-60, PGJ), this collar holds the rotor in an upright position for quick and accurate nozzle changes. It ensures stable and precise nozzle installation, enhancing irrigation efficiency [Rotor Adjustment Tool Screwdriver Precise Rotor Head Adjustment] Designed Compatible with RainBird 3500, 5000, 5500, Falcon 6504, 7005, 8005, this tool helps adjust the rotor arc and radius effortlessly. Achieve uniform water distribution across your lawn with precision and ease [Sprinkler Head Tool Kit for Lawn Irrigation] This sprinkler tool kit includes 1 rotor adjustment tool screwdrivers and 3 nozzle insertion collars, designed for sprinkler head maintenance and adjustment. Compatible with RainBird sprinkler head and compatible with Hunter sprinkler head, this set allows to easily adjust rotor angles, control water radius, and replace nozzles for efficient lawn irrigation [Durable Construction for Long Term Use] Made from quality plastic, these tools are built to withstand frequent use and tough conditions. Whether 're a professional landscaper or a DIY enthusiast, this kit provides long lasting performance, ensuring your sprinkler system stays in top shape [Versatile for Various Irrigation Systems] Compatible with RainBird sprinkler head and compatible with Hunter sprinkler head, this tool set is ideal for gardens, lawns, yards, and farms. Whether need to adjust rotors, repair sprinklers, or replace components, this all in one kit meets your needs, keeping your lawn perfectly irrigated The upgraded sprinkler head tool kit is designed for easy sprinkler head maintenance and adjustments, compatible with RainBird sprinkler head and compatible with Hunter sprinkler heads. This kit includes 1 rotor adjustment tool screwdrivers and 3 nozzle insertion collars, making it suitable for adjusting rotor angles, controlling water radius, and replacing nozzles efficiently. Features: 1. Efficient Sprinkler System Maintenance-Easily adjust rotor heads for optimal water distribution and improved irrigation performance. 2. Compatible with RainBird 3500, 5000, 5500 and compatible with Hunter PGP, I-20. 3. Durable Plastic Material-Built to last, offering long term reliability even in tough outdoor conditions. 4. Precision Nozzle Replacement-The Nozzle Insertion Collar keeps the rotor head stable during nozzle changes, ensuring accuracy. 5. Ideal for Professionals & DIY Users – Whether you're a landscaper, gardener, or DIY homeowner, this tool kit simplifies sprinkler adjustments and system maintenance. Specifications: Material: Plastic Size: Varies by tool Color: Yellow Compatibility: Compatible with RainBird and compatible with Hunter sprinkler heads Package Content: 1 × Sprinkler Rotor Adjustment Tool 3 × Rotor Hold Up Tool