Valor V891917 | 0.285" Cutter Diameter x 0.312" (5/16) Shank x 0.750" (3/4) LOC 4 Flute Uncoated Helical Flute Thread Mill

This offering of Valor holemaking multi-from thread mills is specially engineered to provide maximum versatility. Cut internal and external 60 Degree UN threads, and mill right hand and left hand threads with ease.

Features:

• Amazingly versatile in right & left hand thread milling
• Designed to mill right hand and left hand threads for added versatility
• Able to cut larger threads of the same pitch
• Offered in 3, 4, and 6 helical flutes
• Uncoated option well-suited for Aluminum Alloys and other Non-Ferrous Alloys
• Proprietary Val-Max X coating for improved tool life and heat resistance in ferrous materials, including alloy steels, stainless steels, nickel alloys, and other high hardness materials up to 65 Rc
• Solid carbide
• Precision manufactured in the USA