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Features
- Minimum bore diameter ranges from 0.286" to 0.314"
- Choose either 95° or 91° entry angle
Set includes
- 4pcs indexable mini boring bars
- 4pcs TiN coated carbide inserts
- 4pcs Torx screws
- 1pc Torx wrench
- 1pc Rose-plastic box

** For purchasing additional inserts, you may find the corresponding Insert SKU below:
| Item | Model Shank | Dia | L1 | OAL | Enter Angle | Min Bore |
Insert (SKU) |
Insert Screw (SKU) |
| EJ99-2178 | NBN652 | 1/2" | 1" | 4" | 95° | 0.286" |
TCMT 520 (TiN Coated TCMT520, 2124-1100) |
M2 x 3 (0046-2003) |
| NBS652 | 1/2" | 1" | 4" | 91° | 0.286" | M2 x 3 | ||
| NBN653 | 1/2" | 1" | 4" | 95° | 0.314" | M2 x 3 | ||
| NBS653 | 1/2" | 1" | 4" | 91° | 0.314" | M2 x 3 |
Replacement of inserts is available across the site.
Carbide Inserts, TiN Coated

| Item | Size | I.C. | S | R |
| 2124-1100 | TCMT520 | 5/32" | 1/16" | 0.008" |


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