Thread Restorer File - Metric. Restores damaged threads on bolts and shaftsFiles are cross-cut and depth proportional to the thread pitch, so will not skip or jump out of fine pitchesAll are 7/16" square x 8-3/8" longType: MetricPitch Sizes: 0.80, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00mm