Check the listing for details. Micro 100 BBM-101025X, 10mm x 72mm RH Carbide Boring Bar. Condition: New. Listed at 74.75 USD. Micro 100 BBM-101025X Right Hand Boring Tool, (No Cutting Radius) AlTiN Coated, Metric Dimensions 10mm Minimum Bore Diameter: 25mm Maximum Bore Depth: 2.50mm Projection: 10mm Shank Diameter: 72mm Overall Length, Solid Carbide Bar, MPN: BBM-101025X, PKG QTY: 1 PC