High Speed Steel Ball Nose End Mill for Radius Slots and Fillets with Weldon Shank and Bright Finish, 30 Degree Helix, Two Flutes, 4.5 Inch Overall Length, 1 Inch Cutting Diameter, 0.75 Inch Shank Diameter by YG 1

Uncoated HSS Ball Nose End Mill, Single-End Ø1in x 4.5in OAL
✔️ 2-flute HSS, Weldon shank, Ø1in cutter, 0.75in shank, 30° helix

This high-speed steel ball nose end mill is designed for radius bottom slots, fillets, and contour work across plastics, aluminum, and other machinable materials. The Weldon shank provides secure tool retention in standard holders, making it a reliable choice for CNC milling and manual machining.

✅ Diameter: Ø1 in (25.4 mm)
✅ Shank diameter: Ø0.75 in (19.05 mm)
✅ Overall length: 4.5 in (114.3 mm)
✅ Flutes: 2, ball nose geometry, center-cutting
✅ Helix: 30 degrees
✅ Material: High-speed steel, uncoated (bright finish)

💡 What is a ball nose end mill used for in radius slots and fillets in CNC milling?
Ball nose end mills are handy for carving smooth, rounded surfaces on 3D parts.
- used for radius bottom slots and fillets in various materials
- ideal for contouring curved geometry in CNC work
- improves edge finish on 3D profiles
- pairs well with uncoated high-speed steel tools