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Hollow Drop-In Internally Threaded Anchor

Hollow Drop-In Internally Threaded Anchor

The Simpson Strong-Tie® Hollow Drop-In Anchor (HDIA) is an internally threaded, flush-mount expansion anchor for use in hollow materials such as CMU and hollow-core plank, as well as in solid base materials such as brick, normal-weight and lightweight concrete.

Features

  • Suitable for suspending conduit, cable trays, pipe supports, fire sprinklers and suspended lighting into concrete
  • Expansion design allows HDIA to anchor into CMU, hollow-core plank, brick, normal-weight concrete and lightweight concrete
  • Internally threaded anchor allows for easy bolt removal

    Material

  • Die-cast Zamac 3 alloy shell with carbon-steel cone or 304 stainless-steel cone

    • Simpson Strong-Tie HDIA25 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 3/8" Drill Bit Diameter 3/4" Length 1/4" Rod Diameter 20 TPI Hollow Drop-In Internally Threaded Anchor (100 ct)
    Simpson Strong-Tie HDIA25SS Die-Cast Zamac 3 Alloy Shell with 304 Stainless-Steel Cone 3/8" Drill Bit Diameter 3/4" Length 1/4" Rod Diameter 20 TPI Hollow Drop-In Internally Threaded Anchor (100 ct)
    Simpson Strong-Tie HDIA31 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 5/8" Drill Bit Diameter 1-1/4" Length 5/16" Rod Diameter 18 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)
    Simpson Strong-Tie HDIA25 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 3/8" Drill Bit Diameter 3/4" Length 1/4" Rod Diameter 20 TPI Hollow Drop-In Internally Threaded Anchor (100 ct)

    $52.67

    Simpson Strong-Tie HDIA25SS Die-Cast Zamac 3 Alloy Shell with 304 Stainless-Steel Cone 3/8" Drill Bit Diameter 3/4" Length 1/4" Rod Diameter 20 TPI Hollow Drop-In Internally Threaded Anchor (100 ct)

    $111.33

    Simpson Strong-Tie HDIA31 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 5/8" Drill Bit Diameter 1-1/4" Length 5/16" Rod Diameter 18 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)

    $53.58

    Simpson Strong-Tie HDIA37 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 5/8" Drill Bit Diameter 1-1/4" Length 3/8" Rod Diameter 16 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)
    Simpson Strong-Tie HDIA37SS Die-Cast Zamac 3 Alloy Shell with 304 Stainless-Steel Cone 5/8" Drill Bit Diameter 1-1/4" Length 3/8" Rod Diameter 16 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)
    Simpson Strong-Tie HDIA50 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 3/4" Drill Bit Diameter 1-3/4" Length 1/2" Rod Diameter 13 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)
    Simpson Strong-Tie HDIA37 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 5/8" Drill Bit Diameter 1-1/4" Length 3/8" Rod Diameter 16 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)

    $59.83

    Simpson Strong-Tie HDIA37SS Die-Cast Zamac 3 Alloy Shell with 304 Stainless-Steel Cone 5/8" Drill Bit Diameter 1-1/4" Length 3/8" Rod Diameter 16 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)

    $105.00

    Simpson Strong-Tie HDIA50 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 3/4" Drill Bit Diameter 1-3/4" Length 1/2" Rod Diameter 13 TPI Hollow Drop-In Internally Threaded Anchor (50 ct)

    $81.75

    Simpson Strong-Tie HDIA62 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 1" Drill Bit Diameter 2" Length 5/8" Rod Diameter 11 TPI Hollow Drop-In Internally Threaded Anchor (25 ct)
    Simpson Strong-Tie HDIA62 Die-Cast Zamac 3 Alloy Shell with Carbon-Steel Cone 1" Drill Bit Diameter 2" Length 5/8" Rod Diameter 11 TPI Hollow Drop-In Internally Threaded Anchor (25 ct)

    $81.67



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