Sheet metal screws make excellent fasteners for attaching metal hardware to wood because the fully threaded shank provides good retention in wood. A sheet metal screw has sharp threads that cut into a material such as sheet metal, plastic, wood, hard rubber, aluminum, and other comparable compositions..
A carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head..The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened.
Its 6-panel design and elegant smooth surface are a perfect match for traditional homes. Distinguished by decades of precise craftsmanship, this 6-Panel Colonist hollow core interior door has a classic interior door style that has many imitators..