- Diameter - Thread Size: 1/2-13
- Drive Size: 1/4 in
- Drive Type: Hex
- Hardness: 45-53 HRC
- Length: 1 in
- Material: Alloy Steel
- Measurement System: Imperial
- Point Size: 0.291 in
- Point Type: Cup
- Thread Type: UNC
- Surface Treatment: Plain/Thermal Black Oxide
- Application
- Item Features
- Standards
Usedtofastenshaftcollars,gearsorknobstoshafts
- Used against hardened shaft or where frequent adjustment are needed and where no locking point is required
ANSI/ASME B18.3-2002|ASTM F912|BS 2470 Class Fit 3A