This is the ideal sharpener for quality pruners. Micron sized monocrystalline diamonds are securely bonded in a nickel matrix that is electroplated to precision ground steel. The pocket DMT has an innovative pattern of recessed dots to provide space for clearing metal fines so that the diamond surface is kept clean for fast efficient honing of tools. The convenient handle folds for protected storage and the swivel ring attaches to belt, keys or gardening pack so that it is always handy. Winner of the 1995 Blade Magazine Accessory of the Year Award. This is an excellent gift for the avid gardener. Include it in a gift pack with top-of-the-line Felco pruners for a gift they'll appreciate through the seasons.