- Shank Type: Cylindrical
- Surface Treatment: C6
- Thread Size: 5/16-24
- Thread Type: UN
- Cutter Diameter Inch: 0.235in
- Overall Length: 2.5in, 2-1/2 in
- Number of Flutes: 3
- Shank Diameter: 0.25in, 1/4 in
- Material: Solid Carbide
- Center Cutting: No
- Chipbreaker: No
- Country of Origin: US
- Cutting Diameter: 0.24 in
- Included Angle: 60°
- Length of Cut: 0.625in, 5/8 in
- Manufacturer Name: Harvey Tool
- Single or Double End: Single End
- Type: Variable Helix Multi-Form
- Weldon Flat: No
- Application
- Item Features
Designed for threading hardened steels 46-68 Rc
- Cuts internal and external 60 deg UN threads
- Mill right hand and left hand threads
- Able to cut larger threads of the same pitch
- Variable helix design reduces chatter and harmonics and produces more accurate threads
- Latest generation AlTiN Nano coating offers superior hardness and heat resistance
- Applicable Materials are Cast Iron, Steel, Stainless Steel, Hardened Alloys