Simpson Strong-Tie STB2-50812S4F20 Strong Bolt (1/2" x 8-1/2") Fully Assembled Wedge Anchor - Type 304 (20 Pack)
SKU: 91947757940

Simpson Strong-Tie STB2-50812S4F20 Strong Bolt (1/2" x 8-1/2") Fully Assembled Wedge Anchor - Type 304 (20 Pack)

Sale price$144.83 Regular price$160.92
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Description

Simpson Strong-Tie STB2-50812S4F20 Strong Bolt (1/2" x 8-1/2") Fully Assembled Wedge Anchor - Type 304 (20 Pack)Simpson Strong Tie STB2 50812S4F20 Description The Simpson Strong Tie Strong Bolt 2 Wedge Anchors in 304 stainless steel deliver powerful performance and dependable holding strength for concrete anchoring projects. Simpson Strong Tie STB2 50812S4F20 Includes (20) 1 2 in. x 8 1 2 in. Type 304 Stainless Steel Wedge Anchor Simpson Strong Tie STB2 50812S4F20 Features Chamfered top designed to prevent mushrooming during installation Qualified for static

Simpson Strong-Tie STB2-50812S4F20 Description

The Simpson Strong-Tie Strong-Bolt 2 Wedge Anchors in 304 stainless steel deliver powerful performance and dependable holding strength for concrete anchoring projects.

Simpson Strong-Tie STB2-50812S4F20 Includes

  • (20) 1/2 in. x 8-1/2 in. Type 304 Stainless-Steel Wedge Anchor

Simpson Strong-Tie STB2-50812S4F20 Features

  • Chamfered top designed to prevent mushrooming during installation
  • Qualified for static and seismic loading conditions
  • Suitable for horizontal, vertical and overhead applications
  • Qualified for minimum concrete thickness of 3 1/4"
  • Standard (ANSI) fractional sizes
  • Tested per ACI355.2 and AC193

Simpson Strong-Tie STB2-50812S4F20 Applications

  • Structural steel anchoring
  • Machinery anchoring
  • Racking systems
  • Ledger attachments
  • Post bases

Simpson Strong-Tie STB2-50812S4F20 Installation Overview

  1. Drill a hole in the base material using a carbide drill bit the same diameter as the nominal diameter of the anchor to be installed.
  2. Assemble the anchor with nut and washer so the top of the nut is flush with the top of the anchor.
  3. Place the anchor in the fixture, and drive it into the hole until the washer and nut are tight against the fixture.
  4. Tighten to the required installation torque.

Simpson Strong-Tie STB2-50812S4F20 Specifications

Diameter 1/2 in.
Length 8-1/2 in.
Material 304 Stainless Steel
Drill bit size 1/2 in.
Fixture hole size 9/16 in.
Installation torque 45 ft. lbf.
Thread length 6 in.
Wrench size 3/4 in.
Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 91947757940

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Dominique Davis
Los Angeles, US
★★★★★ 5
Super comfy!
Great colors, super comfy, soft and druable!!
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Reviewed in the United States on May 2, 2026
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JustAnotherShopper
Omaha, US
★★★★★ 5
Comfy and well made
Size: Large, Color: B2207sp
Love these! They stay in place, are soft and comfortable with just enough stretch but hold their shape. This is my 3rd order.
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Reviewed in the United States on February 21, 2026
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Siobhan Smith
Birmingham, US
★★★★★ 5
Super soft and comfortable!
I haven't bought new underwear in forever. I used to wear thongs, but now find them incredibly uncomfortable. The last few times I've tried to buy new underwear, the sizing was either way off (I'm a medium, but gave up after having to return them for a large and then extra large) or the quality was horrible (two brands stretch waaaay out and they can fall down while wearing them (I have larger ass-ets, so they shouldn't start to slide down during use). I tried these after buying some bamboo pyjamas and I love them! They are incredibly soft, comfortable, and stretchy. I can use them all day, and they work well, whether I'm lounging on the couch or wearing them under my spandex shorts at the gym, they don't ride up or slide down. They are both comfortable and look sexy, while providing support in all the right places. I haven't had them too long, so I can't speak on the durability, but they appear to be of good quality and I plan to order more, this time without the band.
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Reviewed in the United States on November 13, 2025
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Mariel
Draper, US
★★★★★ 5
Well made, light fabric. Waist doesn't roll.
These bamboo underwear really do keep you cool. They fit true to size, and wear easily. the wide elastic waist band doesn't roll on me. They are comfortable to wear, washed and dried easily. The material has some stretch to it, but not a lot. Well made, no stray strings. Perfect fit for me. Just what I was looking for.
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Reviewed in the United States on May 17, 2026
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Finngirl
Cuba, US
★★★★★ 5
Good quality, smooth feel
I got these briefs so recently that have washed just one pair so far. First off, these are very comfortable, the material is soft & bordering silky, good quality sewing. Wash well and minimal if any shrinkage. They do come a bit wrinkled from the dryer but hey, these are underwear and will go on smoothly. If it were a t-shirt, I would look sloppy. I feel the sizing is accurate. No rolling and these don't announce themselves under clothing. Planning on getting more of these boxers and replacing my old panties.
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Reviewed in the United States on January 31, 2026

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