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Internally Threaded Head

Internally Threaded Head Strike Anchors

What are internally threaded head strike anchors? Internally threaded head strike anchors are strike anchors topped with a threaded coupler that accepts threaded rod or a bolt. Set with hammer strikes into a pre-drilled hole, they expand for a permanent hold while giving a female threaded connection point in concrete, block, and brick.

What is an internally threaded strike anchor for?

The internally threaded head turns a strike anchor into a female threaded fixing point, so after the anchor is set you thread rod, a bolt, or a coupler into it rather than fastening over a fixed head. This suits hanging threaded rod for pipe, duct, and equipment supports, and any connection where the threaded member may need to be added or removed later. The anchor still installs the strike way, hammered into a hole the same diameter as the anchor so the body expands against the wall for a permanent base. The built-in coupler comes in common thread sizes to match your rod, and zinc plated steel gives corrosion resistance for indoor and general use.

Why choose internally threaded head strike anchors

  • Threaded connection: accepts threaded rod, bolts, or couplers.
  • Fast set: hammer-driven expansion into a matching hole.
  • Rod hanging ready: ideal for pipe, duct, and equipment supports.
  • Removable member: the rod or bolt can come off later.

Common applications for internally threaded strike anchors

  • Hanging threaded rod for pipe and duct
  • Equipment and fixture suspension
  • Overhead supports in concrete
  • Connections needing a removable threaded member

For a plain domed head, see mushroom head strike anchors, and browse every option on the main anchors category.

Internally Threaded Head Strike Anchors FAQ

What does the internally threaded head do?

It gives a female threaded fixing point, so you can thread rod, a bolt, or a coupler into the set anchor and add or remove it later.

What is it used for?

Commonly hanging threaded rod for pipe, duct, and equipment supports, and connections that need a removable threaded member.

How is it installed?

Drill a hole the same diameter as the anchor, insert it, and strike the pin with a hammer to expand the body against the hole wall.