Norton, Explorer Ultra

The latest Quantum Bond Technology (patent pending) has been adopted to maintain the sharpness of this grindstone, which also boasts exceptional durability more than twice that of conventional products.

[Features]
· Ensures further performance in sharpness, and demonstrates durability more than twice the product life when compared with the conventional products.
· Adopted the Norzon Plus grindstone made of a new zirconium alumina with ultra-fine uniform crystals of excellent sharpness and durability along with the latest Quantum Bonding Technology (patent pending) to extend grindstone performance to levels never before achieved