Gatco super abrasive pocket hones are durable, fast and easy. Diamond is the hardest material in existence and the fastest cutting abrasive in the world. Its simple design and fast cutting crystals sharpen quickly and it can be used dry for increased neatness. Versatile diamond technology solves the most difficult, industrial, commercial and D-I-Y sharpening, deburring and stock removal challenges. Size: L 4.940" x W .750" x .250"

220 Grit.