- System of Measurement: Imperial
- Thread Size: 1/2-13
- Chamfer: Bottoming
- Number of Flutes: 4
- Thread Limit: H3
- Surface Treatment: Uncoated
- Material: HSS
- Thread Length: 1.66in
- Shank Diameter: 0.367in
- Thread Standard: UNC
- Overall Length: 3.38in
- Hand Direction: Right Hand
- Series: 5303
- Through Coolant (Yes/No): Yes
- Country of Origin: US
- Manufacturer Name: WIDIA
- Application
- Item Features
- Standards
For UNJ aerospace internal threading and blind hole in general machining applications
- Store chips in their flutes during threading, which protects the workpiece
ANSI Specified