These premium quality, square, diamond needle files are plated with 100% synthetic diamonds, which guarantees 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.  Measure approximately 7-7/8” (200mm) in overall length. The plated length is 2-3/4" (70mm). Handle is 3mm diameter. All are 120 grit.  Made in Taiwan. 

A money saving set of all five different shapes is also available.