# Niagara Cutter N57521 Carbide Ball Nose End Mill, Inch, Weldon Shank, AlTiN Finish, Roughing and Finishing Cut, 40 De...

**Manufacturer:** Niagara Cutter  
**MPN:** `N57521`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Niagara Cutter |
| Manufacturer name | Niagara Cutter |
| Manufacturer | Niagara Cutter |
| UPC | 698036575212 |
| EAN | 698036575212 |
| Part Number | N57521 |
| Model | 57521, N57521 |
| Product Group | BISS |
| ASIN | B003BT67RW |
| AdultProduct | False |
| Amount | 337.79 |
| Asin | B003BT67RW |
| Autographed | False |
| Binding | Misc. |
| Brand | Niagara Cutter |
| Bullet_point | Carbide can run at higher speeds than high-speed or cobalt steel, resisting wear and high cutting temperatures, Four flutes produce a better finish than fewer flutes, Stabilizer flute design uses uneq |
| Case | 1 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 256305011, 383598011, 5825198011 |
| ClassificationId | 340044011 |
| Currency | USD |
| CurrencyCode | USD |
| Cut_type | Roughing and Finishing |
| DisplayName | Ball Nose |
| EANList | 698036575212 |
| End_cut_type | Ball End |
| Feature | The combination of Stabilizer flute geometry, carbide substrate, and TiAlN coating make this end mill suitable for use on high-temperature alloys |
| Finish_type | TiAlN |
| Height | 1.099999998878, 1.099999998878000, 141, 155, 1739, 2.794, 2051, 21, 23, 500, 571, 621, 75 |
| Identifier | 0698036575212, 698036575212 |
| IdentifierType | EAN, UPC |
| ItemClassification | BASE_PRODUCT |
| ItemName | Niagara Cutter N57521 Carbide Ball Nose End Mill, Inch, Weldon Shank, AlTiN Finish, Roughing and Finishing Cut, 40 Degree Helix, 4 Flutes, 4" Overall Length, 1.000" Cutting Diameter, 1.000" Shank Diam |
| Item_name | Niagara Cutter N57521 Carbide Ball Nose End Mill, Inch, Weldon Shank, AlTiN Finish, Roughing and Finishing Cut, 40 Degree Helix, 4 Flutes, 4" Overall Length, 1.000" Cutting Diameter, 1.000" Shank Diam |
| Item_package_quantity | 1 |
| Item_package_weight | 1.5 |
| Item_type_keyword | ball-nose-end-mills |
| Label | Niagara Cutter |
| Length | 11.684, 4.599999995308, 4.599999995308000 |
| Link | https://m.media-amazon.com/images/I/31oroyTbKDL._SL75_.jpg, https://m.media-amazon.com/images/I/31oroyTbKDL.jpg, https://m.media-amazon.com/images/I/31q8ia9--+L._SL75_.jpg, https://m.media-amazon.com/ |
| List_price | 354.7 |
| MPN | N57521 |
| Man | Niagara Cutter |
| Material | Carbide |
| MaterialType | Carbide |
| Memorabilia | False |
| ModelNumber | N57521 |
| Model_number | N57521 |
| NumberOfItems | 1 |
| Number_of_flutes | 4 |
| Number_of_items | 1 |
| PackageQuantity | 1 |
| ParentAsins | B00A0P7JZY |
| PartNumber | N57521, STB440-1.000-D1-B.3-Z4 |
| Part_number | STB440-1.000-D1-B.3-Z4 |
| ProductCategoryId | 340044011, biss_display_on_website |
| ProductGroup | BISS, BISS Basic |
| ProductType | END_MILLS |
| ProductTypeName | CUTTING_TOOLS, END_MILLS |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| bscsource.com | N57521 |  |  | None | 1 |
| Guardian | 36749257 | 706.08 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/19000000/19061500/part_--N57521---NiagaraCutter--83e43596c1.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp