Engineered for deep-pocket profiling, extended-reach slotting, and tall peripheral wall finishes, the Guhring Metric Long Series M42 Cobalt End Mill range delivers the perfect engineering balance of red-hardness and structural resilience. Manufactured from premium 8% Cobalt High-Speed Steel (designated as M42 HSS-E), these heavy-duty extended length milling cutters feature a robust core structure designed to withstand elevated torsional stress. Unlike brittle carbide alternatives that can fracture under structural vibration or slight machine flexing, the high-tensile elasticity of the M42 substrate absorbs heavy shock loads and lateral deflection without chipping. This makes this long-series range the industry standard for reliable machining in work-hardening stainless steels, high-tensile alloy plates, titanium, and demanding structural fabrication environments.

TECHNICAL DATA

• Made from M42 Steel
• Standard  - DIN 844 L
• Surface - Bright Finish
• Helix Angle - 30DEG
• Tolerance - K10
• Guhring No. 3431