Compatible with for BLACK+DEACKER String Trimmer - GH700, GH710, GH750. Compatible Black and original model part# DF-065 / DF-065-, 90517175. Professional CNC winding spool: Replacement for Black and Deacker spools by the CNC machine cutting and winding, automatic line change. Manual winding is cumbersome and can easily get stuck during use, which can cause damage to trimmer. High-quality ABS spool & polyamide nylon thread, flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting. When you using this product, protective measures should be taken to avoid damage to the body caused by spilled wires. The product is only suitable for young grasses. For strong weeds, use other tools such as blades to trim. Material:ABS, nylon colour:Black Package Contents: 3 x Spool line Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.