The double is a dual expansion machine bolt anchor particularly suited for materials of questionable strength or consistence such as stone. It can be used in solid concrete, block, brick and stone. Job site tests are recommended when used in base materials of questionable strength or consistence.

DeWalt® Double™ Shield Expansion Anchor, 1/4-20 Thread, UNC Thread, 1-3/8 IN Length, Zamak Alloy, Industry Standards: ASTM E488, Federal GSA Specification CID A-A-1923A, Type 3, Other Physical Dimension: 1/2 IN Drill Diameter, Additional Specifications: Shear Strength: 270 LB Allowable Load, 1350 LB Ultimate Load, Tensile Strength: 175 LB Allowable Load, 885 LB Ultimate Load

• Performs in base material of questionable strength
• Internally threaded anchor for easy removability and service work
• Corrosion-resistant body

• Specification Name https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/POWERSDOUBLE9510_Spec.pdf