Home » Kyocera SGS 40121 3mm 4 Flute Bright Uncoated Long Carbide Square End Mill

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SKU: KSP40121
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Kyocera SGS 40121 3mm 4 Flute Bright Uncoated Long Carbide Square End Mill

In stock
$76.33

Professional quality Kyocera SGS 40121 Series 01S general application square end mill manufactured from solid carbide for reliable and precise machining across a wide range of workpiece materials. This 3mm diameter end mill features four flutes, a 12mm length of cut, 30° right-hand spiral and bright uncoated cutting edges for dependable general-purpose milling performance.

The four-flute design provides a balance of cutting performance and surface finish, while the positive rake geometry and 30° helix support efficient cutting and chip evacuation. The center-cutting design allows for plunging, slotting, profiling and general milling operations. The straight 3mm shank provides a matching tool interface, while the long tool-length classification provides additional reach for suitable machining applications.

Product Specifications

  • Brand: Kyocera SGS
  • Part Number: 40121
  • Series: 01S
  • Application: General Application End Mill
  • End Mill Type: Square End
  • Cutting Diameter: 3mm (0.1181 inch)
  • Number of Flutes: 4
  • Length of Cut: 12mm (0.4724 inch)
  • Shank Diameter: 3mm (0.1181 inch)
  • Overall Length: 38mm (1.4961 inch)
  • Shank Length: 26.11mm (1.0280 inch)
  • Material: Solid Carbide
  • Coating: Bright/Uncoated
  • Shank Type: Straight
  • Flute Type: Spiral
  • Helix Angle: 30° Right Spiral
  • Cut Direction: Right Hand Cut Direction (RHC)
  • Rake Angle: Positive
  • Variable Helix: No
  • Center Cutting: Yes
  • Chip Breaker: No
  • Coolant Option: External Coolant
  • Tool Length: Long
  • Weldon Flat: No
  • Cutting Diameter Tolerance: +0.000/-0.050mm (+0.0000/-0.0020 inch)
  • Shank Diameter Tolerance: h6
  • Primary Workpiece Materials: Steel, Stainless Steel, Cast Iron, Non-Ferrous Materials, High Temperature Alloys
  • Secondary Workpiece Material: Hardened Materials
  • Shipping Weight: 0.0120
  • US Stock: 0

The Kyocera SGS 40121 is an excellent choice for CNC milling applications requiring a 3mm 4-flute solid carbide square end mill with a 12mm length of cut, 3mm shank, 30° right-hand spiral, positive rake geometry and bright uncoated finish in a long-length configuration.