SDT14-5.5

• Self drilling fastener suitable for installation of sandwich panels • High quality EPDM sealing washer for long-term weather sealing • Perfect supporting of the sandwich panel outer-skin given by support thread with cut-off thread-end • High performance drill point for heavy steel beams • High bending capacity for absorption of thermal expansion of the sandwich panel outer-skin • High corrosion durability thanks to special galvanic zinc coating