Micro 100 Boring Bar, manufacturer part number BBM-121246X.
Specifications: Minimum Bore Diameter: 12.50 mm; Maximum Bore Depth: 46.00 mm; Shank Diameter: 12.00 mm; Overall Length: 83.00 mm; Hand Direction: Right; Neck Diameter: 8.99 mm; Split Length: 6.90 mm; Centerline Offset: 6.00 mm; Face Dimension: 0.24 mm; Projection: 3.00 mm; Tooth Width: 6.35 mm.
Coating/Finish: AlTiN. Unit of measure: Metric.