6mm Carbide Square End Mill 4 Flutes CNC Router Bit Pro Grade Beefy Cutter For Alloy Steel And Hardened Steels HRC55 TISIN Coated 15mm Flute Length 50mm Overall Length 6mm Shank Works On Cast Iron Wood Plastic Graphite

6mm Carbide End Mill for Hardened Steels and Cast Iron
✔️ 6 mm carbide square end mill, 4-flute, 15 mm flute, 50 mm OAL, single

This pro-grade carbide end mill is designed for heavy-duty metalworking on CNC routers and milling machines. It's ideal for machining hard materials like carbon steels, alloy steels, pre-hardened steels up to HRC55, cast iron, and also handles wood, plastic, and graphite with clean finishes.

✅ Diameter 6 mm
✅ Shank 6 mm
✅ Flute length 15 mm
✅ Overall length 50 mm
✅ 4-flute carbide with TISIN coating for wear resistance
✅ Works on carbon steels, alloy steels, pre-hardened steels up to HRC55, cast iron, wood, plastic, graphite

💡 What is a carbide end mill best used for when cutting hardened steels and cast iron?
Carbide end mills excel in tough metalworking where heat and wear are a factor.
- Suitable for alloy and hardened carbon steels up to HRC55
- Four-flute geometry offers efficient cutting and smoother finishes
- TISIN coating boosts wear resistance at high speeds
- Ideal for CNC routers and milling machines in metalworking and engraving