![Simpson Strong-Tie HD12 HD 20-5/16 in. Bolted Holdown (Pack of 220) ToughBuilt Chuck Size [mm]](https://cdn.shopify.com/s/files/1/0735/1612/2342/files/5b11f0c747f839cabec17f2bb20c7025ddbbfdfc_62715c7f-0604-44e3-b0b1-f4b3517bd2c3.png?v=1781653797)
![Simpson Strong-Tie HD12 HD 20-5/16 in. Bolted Holdown (Pack of 220) ToughBuilt Chuck Size [mm]](https://cdn.shopify.com/s/files/1/0735/1612/2342/files/5b9bf94bed697576c51f0ed4ce764e75bfdd6ac5_f0ef2efd-513d-482f-b986-ff53c761495c.jpg?v=1781653797)
![Simpson Strong-Tie HD12 HD 20-5/16 in. Bolted Holdown (Pack of 220) ToughBuilt Chuck Size [mm]](https://cdn.shopify.com/s/files/1/0735/1612/2342/files/8c72f995aaadc808bbfb86fc6f636e8b731efd57_54fdd6f0-8485-48a3-ac3d-76ec4e6686c8.png?v=1781653797)
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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Chuck Size [mm]
EA Reference: 707392715801
827 (cordless)
Feature 03: ZMAX® galvanization with a black powder coat offers extra corrosion resistance for exterior and treated-wood applications
ERP Part Number: ABW66RZ
Simpson Strong-Tie HD12 HD 20-5/16 in. Bolted Holdown (Pack of 220) ToughBuilt Chuck Size [mm]Simpson Strong Tie HD12 HD 20 5 16 in. Bolted Holdown (Pack of 220) The Simpson Strong Tie HD holdown is designed to create high allowable loads for both vertical and horizontal applications in wood construction. This holdown is installed with bolts into posts or columns. The HD can be installed back to back when eccentricity is an issue. This Simpson product is designed for construction, connector, fastening, anchoring, and structural applications
