The Sawhamale Plunger Diaphragm Oil Pump Replacement, model numbers 1120-640-3100 and 0000-997-0610, is an essential upgrade for your chainsaw's lubrication system. Designed specifically for chainsaw models 009, 010, 011, and 012, this high-quality pump ensures precision oil dispensing and reliable performance. The slim design and durable plunger construction make it easy to install in tight spaces, while the built-in strainer filter maintains clean oil flow. What's more, Sawhamale's commitment to safety and environmental responsibility means that this product uses oil in a way that minimizes waste and promotes sustainability. Choose Sawhamale to protect your chainsaw and the environment with precision and performance.