Arkansas Sharpeners Soft Arkansas Stone 10 Pieces Set. x 1 5/8 in. x 3/8 in.. Soft Arkansas novaculite sharpening stone. The most versatile for general purpose sharpening. Includes ten stones. Measurements are approximate. Stones may vary in size. Specifications for Arkansas Sharpeners Soft Arkansas Stone 10 Pieces: Manufacturer: Arkansas Sharpeners Blade Material: Stone Package Contents: Arkansas Sharpeners Soft Arkansas Stone 10 Pieces Arkansas Sharpeners 2MAP-652: Soft Arkansas Stone 10 Pieces Set