ST5551.250E4R030.0Z5 SIRA
SQ End Mill; 0.25″ Dia. × 0.5″ LOC × 1/4″ Shank Dia. × 3″ OAL ; 0.03″ RE ; 5 FL ; 1″ LBS ; Solid Carbide ; SIRON-A ; Series ST5551
| Cutting Diameter (DC) | 0.25″ | Length Group | Long |
| Connection Diameter Machine Side (DCONMS) | 1/4″ | Flute Type | Helical |
| Depth of Cut Maximum (APMX) | 0.5″ | Coolant Supply Property (CSP) | No |
| Overall Length (OAL) | 3″ | Shank Standard | ANSI B94.19 |
| Cutting Edge Material | Solid Carbide | Body Material | Solid Carbide |
| Coating | SIRON-A | Decimal Equivalent | 0.25″ |
| Flute Count (NOF) | 5 | Measurement Type | Inch |
| Flute Helix Angle (FHA) | 40 | Series/List # | ST5551 |
| Shank Type | Cylindrical | Corner Radius (RE) / Chamfer Width (CHW) | 0.03″ |
| End Shape | Corner Radius | Cutting Direction (HAND) | Right Hand |
| Usable Length (LU) | 1″ | Single / Double End | Single End |
| Applicable Material | | Steel | Cast Iron | | Center Cutting | Yes |
| Neck Diameter (DN) | 0.24″ | Tool Cutting Edge Angle (KAPR) | 90 |
| Neck Length (LN) | 1″ | Cutting Diameter Tolerance | -0.0020/" |
| Peripheral Effective Cutting Edge Count (ZEFP) | 5 | Shank Diameter Tolerance (TCDMM) | ANSI B94.19 |
| Tool Type | End Mill |
Product Features
| Country of Origin | USA |
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