Simpson S/HDU 16 5/8" Holdown for Steel, Light Gauge PACK:1 Ea USA-made air-powered hammer engineered for

USA-made air-powered hammer engineered for shrinking and stretching metal with exceptional force

M2 HSS bright finish - hardened to 54/56 HRc for use on non-ferrous machines at high RPM

Underhead threads for superior countersinking and increased pull-through resistance

What type of environment is the gray phosphate coating suitable for

Simpson S/HDU 16 5/8" Holdown for Steel, Light Gauge PACK:1 Ea USA-made air-powered hammer engineered forThe Simpson S HDU11 S HDU 16 5 8 in. Holdown for Cold Formed Steel is a Simpson Strong Tie engineered connector designed for use with cold formed steel framing to anchor shearwalls to the foundation and resist overturning forces. Combining performance with ease of installation, the S HDU series features pre deflected geometry that virtually eliminates material stretch, resulting in low deflection under load making it an ideal solution for high wind