Simpson Strong Tie - Tie Wire Wedge Concrete Anchor 1/4” x 2” Expansion Acoustical Ceiling Anchor Zinc Plated TWD15112 Lot of 2 (200 Count): Industrial & Scientific. Simpson Strong Tie - Tie Wire Wedge Concrete Anchor 1/4” x 2” Expansion Acoustical Ceiling Anchor Zinc Plated TWD15112 Lot of 2 (200 Count): Industrial & Scientific. Option (Free Shipping) – 1 – $. – $.8 9 - $19.8 More Option - Please go to KOL Business Group storefront or copy the link- https://www.amazon.com/s?me=ALK8QIKJ8T&marketplaceID=ATVPDKIKX0DER Our tie-wire wedge anchors from Simpson Strong-Tie (Model #TWD-G0) are made from zinc-plated carbon steel, measure 1/4 inch x inches, and come 0 to a box. The 1/4 inch eyelet hole makes threading easy, and it sets with a claw hammer. The anchor has a tri-segmented clip which independently adjusts to hole irregularities. Dual embossments on each segment of the clip enables it to undercut into concrete, which increases follow-up expansion. The wedge-style expansion makes its use applicable to normal weight concrete or concrete over metal deck, and one ideal use is for installing an acoustic ceiling grid.。 TECHNICAL SPECS。 Item: Wedge anchor。 Material: Zinc-plated carbon steel。 Anchor diameter: 1/4"。 Anchor length: "。 Minimum Embedment: 1-1/8"。 Concrete Embedment: 1-1/8"。 Ultimate Pullout: 80 lbs.。 Ultimate Shear: 90 lbs.。 Ultimate Shear in 000 / 4000 PSI concrete: 90 lbs.。 Ultimate Tension: 80 lbs.。 Ultimate Tension in 000 PSI Concrete: 80 lbs.。 Ultimate Tension in 4000 PSI Concrete: 80 lbs.。 Agency Compliance: ICC-ES ESR-19 Meets or Exceeds Fed Spec A-A-19A, Type 4 Tie-Wire。 INSTALLATION。 Drill a hole at least 1-1/" deep using a 1-1/4" diameter carbide tipped bit.。 Drive the anchor into the hole until the head is seated against the base material.。 Set the anchor by prying/pulling the head with the claw end of the hammer.。 Feel free to ask us questions about this product. We are happy to help! 。 。 。