These premium quality diamond files are made from 100% synthetic diamonds, which guarantee your receiving the very best long-lasting files. All blanks are precision-made of high-strength steel. High-density, wear-resistant plating enables total usage of diamond crystals. Diamonds are selected to provide sharp, even cutting action; full concentration assures maximum life and durability.
They all measure approximately 5-1/2" (14cm) overall length. The coated length is 2-3/4" (7cm). All are 150 grit (D126).Available in 6 shapes: Barrette, Equalling, Three-Square, Square, Half-Round, and Round.
Ideal for filing hardened metals, including steel and carbide, as well as ceramics and hard plastics.