Micro 100 Boring Bar, manufacturer part number BBM-060520X.
Specifications: Minimum Bore Diameter: 5.40 mm; Maximum Bore Depth: 20.00 mm; Shank Diameter: 6.00 mm; Overall Length: 57.00 mm; Hand Direction: Right; Neck Diameter: 3.76 mm; Split Length: 4.20 mm; Centerline Offset: 2.00 mm; Face Dimension: 0.12 mm; Projection: 1.25 mm; Tooth Width: 3.81 mm.
Coating/Finish: AlTiN. Unit of measure: Metric.