Round head carriage bolts feature wide round heads without screwdriver slots to fasten soft wood, plastic and metals without pull-through. Fasteners are made of steel for long lasting reliability and strength. Features square necks that grip substrate to prevent the bolt from turning as nuts are tightened.
- Designed for use in pre-drilled holes with fastener nuts and can be tightened by hand, wrench or industrial-strength pneumatic tools.
- Length 1-1/2"
- Neck type Square
- Brand Brighton-best
- Manufacturers part number 489046
- Description Carriage bolt
- Grade Grade a
- Material Steel
- Full or partial thread Full
- Specifications met Astm a307
- Package quantity 125
- Size 5/16-18
- Head Round
- Finish Zinc
- Country of origin Import
- Unit of measurement Inch (imperial)
