Warthog Gut Hook File Made in the USA 1000 Grit - This stone

1000 Grit - This stone is 210mm x 70mm x 20mm (about 8 1/4" x 2 3/4" x 3/4")

See our article How To Flatten A Water Stone for more inforation about the process of flattening water stones

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000 Grit Shapton GlassStone - this stone is medium fine

Warthog Gut Hook File Made in the USA 1000 Grit - This stoneSharpen Gut Hooks and other Concave Curves The Warthog Gut Hook File is designed to sharpen concave edges like gut hooks. It is also handy for recurve knives. The 5mm (about 3 16") diameter rod is covered in 600 grit diamond for a fast cutting and long lasting sharpener. The ergonomic handle makes for safe use. The rod is 4 7 8" long. Overall length is 7 1 2".