Felco Sharpening Stone - Ceramic - Code: Felco 90 RRP £11.50 Grovelands online price £8.49 with Free UK delivery Fine-grained Felco ceramic grinding stone for fine and clean sharpening. It is practical, retains its shape, and is ideal for sharpening blades on Felco pruning shears and cutters. Length: 100 mm (3.9 in.) Price: £8.50 (Excluding VAT at 17.5%)