 
        0.4″ Min Bore, Right Hand Indexable Boring Bar 6″ OAL, 3/8″ Shank Diam, -5° Lead Angle, Uses CPMT 21.51, Through Coolant
Item #: 41239740
Brand: Ultra-Dex
Model #: 920-000-153
Product Specifications
| Minimum Bore Diameter (Decimal Inch) | 0.4000 | 
| Tool Material | Solid Carbide | 
| Insert Compatibility | CPMT 21.51 | 
| Hand of Holder | Right Hand | 
| Shank Diameter (Inch) | 3/8 | 
| Overall Length (Decimal Inch) | 6.0000 | 
| Overall Length (Inch) | 6 | 
| Compatible Insert Size Code | 21.51 | 
| Insert Holding Method | Screw | 
| Compatible Insert Shape | Diamond | 
| Rake | Positive | 
| Cutting Direction | Right Hand | 
| Lead Angle | -5.00 | 
| Insert Inscribed Circle (Decimal Inch) | 0.2500 | 
| Multi-use Tool | No | 
| Cutting Tool Application | Boring | 
| Center to Cutting Edge (Decimal Inch) | 0.2030 | 
| Insert Thickness (Decimal Inch) | 0.0940 | 
| Coolant Through | Yes | 
