DFM3EMM340 | 1/4" x 3-1/4" TrimFit Flat Head | Aggre-Gator 304 Stainless Anchor

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DeWalt Anchors
  • Buy 3 or above and get 10% off


1/4" x 3-1/4" TrimFit Flat Head Masonry Anchor in 18-8 Stainless Steel

50 anchors and (1) 3/16" tanged masonry bit per box


  • Made of 304 series (18-8) stainless steel alloy to provide corrosion resistance in your toughest applications
  • Fused and hardened steel tapping threads make installations easy and hold tight in block and poured concrete
  • Coated with silver-colored Stalgard® GB, a Galvanic Barrier to protect aluminum components from accelerated corrosion when in contact with 300 series stainless steel
  • Gimlet point provides quick starts, and makes Aggre-Gator an ideal choice for treated, wood-to-wood applications
  • TrimFit Flat Head- DFM3EMM340
  • Miami-Dade County Notice of Acceptance (NOA) No. 21-0201.08


  • Outstanding corrosion resistance
  • Long service life
  • High strength/ductility
  • Offers greater galvanic compatibility in dissimilar metal applications
  • Thread profile provides quick cutting and stability during installations
  • Virtually immune to hydrogen-assisted stress corrosion cracking
  • Head styles allow use in broadest variety of applications
  • High in-place value over life of structures


  • Exposed anchoring/coastal/wet areas
  • Aluminum enclosures
  • Hurricane shutters/windows/awnings/thresholds
  • Curtain wall & window wall support anchors
  • Stone facade support anchors
  • ACQ treated wood

You won’t find a better, easier-to-install or more reliable 300 series stainless steel anchor for your toughest construction applications than Aggre-Gator bi-metal concrete anchors.

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