Flat-Top fasteners combine under-cut hex washer heads with EPDM cut-tubular sealing washers. They are a superior and cost-effective alternative to standard fasteners with metal back washers.
One-piece design eliminates damage to painted washer surface and eliminates dissimilar metal washer materials
- Flat on top stabilizes socket during installation
- Higher hex provides positive socket engagement
- Special undercut entraps sealing washer, even when driven at extreme angles
- Assembled with an EPDM Cut Tubular Washer