Somta Series 349 – 1-3/8" HSS-Co8 2 Flute End Mill (Slot Drill) | 3493493

The SOMTA 3493493 is a robust 1-3/8″ 2-flute slot drill constructed from premium HSS-Co8 (8% cobalt high-speed steel) to deliver superior cutting strength, heat resistance, and wear performance. Designed for heavy-duty slotting, pocketing, and keyway milling, this cutter provides excellent chip evacuation and dimensional accuracy across a wide range of materials, including stainless steel, alloy steels, and cast iron.

Key Features & Benefits

HSS-Co8 Construction – Combines toughness and hardness for exceptional cutting performance and tool life.
2-Flute Geometry – Provides smooth chip flow and efficient metal removal, even in deep-slot milling.
Centre-Cutting Capability – Enables plunge milling, slot cutting, and profiling with high precision.
DIN 327 Standard – Ensures consistent geometry, accuracy, and manufacturing quality.
Optional TiAlN Coating – Enhances heat resistance and longevity in dry or high-speed applications.

Technical Specifications

Part No: 3493493
Tool Type: 2-Flute Slot Drill / End Mill
Cutting Diameter (d): 1-3/8″ (34.93 mm)
Flute Length (l₂): 40 mm
Overall Length (l₁): 111 mm
Number of Flutes: 2
Material: High-Speed Steel with 8% Cobalt (HSS-Co8)
Standard: DIN 327
Finish: Uncoated / Optional TiAlN
Applications: Ideal for slotting, contouring, and keyway machining in steels, stainless steels, and cast irons.

Why Choose SOMTA Cutting Tools?

Precision Ground Cutting Edges – Ensure clean, accurate machining and improved surface finish.
Exceptional Durability – Retains sharpness and performance under high cutting temperatures.
Versatile Application – Suitable for both CNC machining centers and conventional milling machines.
Reliable SOMTA Engineering – Backed by SOMTA’s globally recognized standards of precision and quality.

The SOMTA 3493493 offers powerful metal removal, smooth performance, and long service life—making it the ideal choice for precision slot and keyway milling in demanding industrial operations.