Composite deck screws have a non-helical thread near the screw head. Dowel screws do not have a head. Both ends are threaded, albeit in opposite directions. They provide a hidden joint between two ...
Description: | Sponge and Pure Gum Backing SPECIALTY BELT PRODUCTS Elevator Leg Belts (hole punched to your specs) Air Slide Fabrics (for pneumatic conveying) Nylon Core and Leather PT Belts Sheet ...