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UltiMate Long-Life Fasteners
- Lifetime warranty against red rust on the UltiMate head
- Cast zinc head (not capped) prevents head failure during installation; provides excellent surface paint adhesion
- Special undercut entraps sealing washer, even when driven at extreme angles
- EPDM sealing washer assures waterproof seal, even under harsh conditions
- EPDM sealing washer is non-conductive minimizing "Halo" corrosion effect.
- Head design insures a superior socket fit with a magnetic nutsetter, when nutsetter is properly set.
- Carbon steel shank
- .0003 minimum mechanical zinc plated shank.