This 150mm x 4mm draper chainsaw file is supplied as a single unit, making it perfect for homeowners, occasional users, or professionals who need a replacement file without committing to a bulk purchase. The compact 4mm diameter is ideally suited for smaller chainsaw chains typically found on domestic and light-duty saws, whilst the 150mm length provides excellent control and precision during sharpening. Constructed from carbon chrome steel that has been hardened and tempered, this file delivers reliable, long-lasting performance. The rust preventative finish combined with a protective oil dip ensures the file remains in excellent condition between uses, even when stored in garden sheds or outdoor storage. This single-unit option offers the same professional quality as the bulk packs, with the flexibility to purchase exactly what you need. Features and benefits: carbon chrome steel hardened and tempered construction 150mm length offers precise control for accurate filing 4mm diameter perfect for domestic and light-duty chainsaws single unit purchase option for convenient replacement rust preventative finish and oil coating for reliable storage contents: 1 x chain saw file, 150 x 4mm