Simpson 1/4 x 4 Mushroom Head Crimp Drive Anchor CD25400M PACK:400 Pk The HDU5-SDS2

The HDU5-SDS2

for a total of ten nails

They are OEM standard replacement parts for these specific models

Extended seat provides additional bearing surface area beyond each side of the column for improved load distribution

ZMAX Galvanization: ZMAX coating offers extra corrosion resistance for exterior and treated-wood applications

Simpson 1/4 x 4 Mushroom Head Crimp Drive Anchor CD25400M PACK:400 Pk The HDU5-SDS2The Simpson Strong Tie Crimp Drive 1 4 in. x 4 in. Zinc Plated Mushroom Head Anchor (Model CD25400M) is an easy to install expansion anchor engineered for use in concrete and grout filled block. Its unique preformed curvature along the shaft creates a built in expansion mechanism that secures the anchor firmly in place, eliminating the need for a secondary tightening procedure and significantly speeding up installation. The low profile mushroom head