1/4" 6 Flute Ball Nose ALL4 End Mill

This 1/4" six-flute ball nose end mill is designed for contouring, profiling and machining complex three-dimensional features in high-temperature alloys and stainless steel. Its rounded cutting profile supports smooth transitions and detailed surface work.

Smooth Contouring for Heat-Intensive Materials

The six-flute design provides multiple cutting edges for productive finishing and consistent surface quality. Its ALL4 coating offers excellent resistance to heat, abrasion and wear, helping the tool maintain dependable performance in demanding HTAS applications.

Product Specifications

• Cutting Diameter: 1/4"
• Cutting Diameter Tolerance (D): +0.0000"/-0.0015"
• Number of Flutes: 6
• Length of Cut: 3/8"
• Overall Length: 2"
• Shank Diameter: 1/4"
• Shank Diameter Tolerance (d): +0.0000"/-0.0004"
• Shank Style: Round
• End Style: Ball Nose
• End Type: Single End
• Coating: ALL4
• Application: High-Temperature Alloys and Stainless Steel
• Series: 780
• Length Designation: S
• Class: Orange
• Made In: Canada

Typical Applications

• Three-dimensional contouring and profiling
• Machining curved surfaces and complex features
• Finishing high-temperature alloys and stainless steel
• Die, mould and precision component machining
• Applications involving high heat and abrasive wear

Why Choose Skookum End Mills?

Skookum End Mills are made in Canada from premium micro-grain carbide for consistent performance, dependable accuracy and professional-quality results. Backed by more than 25 years of cutting tool experience, they are built to meet the everyday demands of machinists, fabricators and production shops.