The Heavy Duty File Holder with 4.8MM Wooden File Handle for Petrol Chainsaw, is designed to provide a robust and durable tool for sharpening chainsaw blades. The wooden file handle, measuring 4.8MM, offers a comfortable grip, ensuring stability and control while sharpening. This file holder is likely designed to fit securely on the chainsaw, allowing users to efficiently maintain their saw's cutting performance by sharpening the chain with precision.