Supermill - Corner Radius & Corner Chamfer End Mills Mill Diameter (Inch): 1/4 Mill Diameter (Decimal Inch): 0.2500 Acme Serrated Key Type - Jaw Nuts Chuck Size 21" to 24" inches Item #: 31943020

Item #: 31943020

5 chrome tool steel *Has excellent wear and abrasion resistance properties *Furnished with a fully spheroidized structure and is 100 free of decarb and other surface imperfections

Item #: SG6629402

090 Finish/Coating Uncoated Material Grade T-3

Supermill - Corner Radius & Corner Chamfer End Mills Mill Diameter (Inch): 1/4 Mill Diameter (Decimal Inch): 0.2500 Acme Serrated Key Type - Jaw Nuts Chuck Size 21" to 24" inches Item #: 31943020Item #: 46733101 Brand: Supermill Model #: SM3F250SRA Features and Benefits Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough to machine materials. Aluminum chromium nitride (AlCrN) has higher heat resistance than AlTiN. It is commonly used for machining aircraft and aerospace material, nickel alloy, stainless