The Jarvis Model BR-5/BR-5A -- for perfect dehider blade sharpening. •Sharpens 100 mm (BR-5) or 110 mm (BR-5A) blades according to original design specifications -- reduces material removal and longer blade life. •Automatic positioning for dubbing -- no fine adjustment required, simply select a fine, medium, or heavy dub. •Precision indexer centers each tooth perfectly, eliminating operator errors -- minimal training required. •On the BR-5/BR-5A perfect blades every time, nothing else required.