R4 Two Flute Corner Rounding End Mill Cutter With Straight Shank For Mold Milling HSS Tool Built Tough 6 mm Cutting Edge Diameter 14 mm Shank 60 mm Overall Length 4 mm Radius Smooth Chip Removal Durable Precision Milling Bit

R4 2-Flute Corner Radius End Mill, HSS, 6mm cutter
✔️ 1-piece pack; 60 mm length; 6 mm cutter; 14 mm shank

This end mill is built for precision in mold milling with a tough HSS core. It’s designed to form a 4 mm radius and clean internal corners, making it a handy tool for mold inserts, plastic parts, and metal workpieces.

✅ Arc radius: 4 mm / 0.157 in
✅ Cutting edge diameter: 6 mm / 0.236 in
✅ Shank diameter: 14 mm / 0.551 in
✅ Overall length: 60 mm / 2.362 in
✅ Cutting edge length: 12 mm / 0.472 in
✅ Material: High-Speed Steel (HSS)

💡 What is a corner radius end mill used for in mold milling and precision machining?

Handy for shaping exact radii and smooth arcs in molds and pocket corners.

- creating precise radii in metal and plastic
- smooth finishes with minimal tool marks
- straight shank for rigid mounting in standard holders
- ideal for internal arc profiling in mold components