DISCONTINUED - Lag screws provide support where a screw type fastener is required.
- DISCONTINUED - NON-CSA OPTION IS 508744
- Includes drive (pilot) point
- Upset shoulder maintians snug fit
- Thread length is 3"
- Galvanized per CSA G164-M
- Manufactured in compliance with Canadian CSA C83-96 specification
- Charpy level 1 impact properties with average minimum energy absorption of 20 joules when tested at -20 degrees C per ASTM A370.