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Large Diameter Tapcon® (LDT) Zinc Screws

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CONFAST® has all diameters and lengths of the large diameter Tapcon® concrete screws in stock for complete, same day shipment; large diameter Tapcon® is frequently referred to as LDT.

Picture for category Zinc Plated
Filter by attributes
  •    Length
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Part # Size Box Qty Bit Size Shipping Price / Box # of Boxes Add
Picture of 3/8" x 1-3/4" Large Diameter Tapcon Zinc Plated, 50/Box LDT38134 50 per box 5/16" Ships Today $30.50
Picture of 3/8" x 2-1/2" Large Diameter Tapcon Zinc Plated, 50/Box LDT38212 50 per box 5/16" Ships Today $42.50
Picture of 3/8" x 3" Large Diameter Tapcon Zinc Plated, 50/Box LDT383 50 per box 5/16" Ships Today $48.00
Picture of 3/8" x 4" Large Diameter Tapcon Zinc Plated, 50/Box LDT384 50 per box 5/16" Ships Today $50.50
Picture of 3/8" x 5" Large Diameter Tapcon Zinc Plated, 40/Box LDT385 40 per box 5/16" Ships Today $46.80
Picture of 1/2" x 3" Large Diameter Tapcon Zinc Plated, 25/Box LDT123 25 per box 7/16" Ships Today $37.50
Picture of 1/2" x 4" Large Diameter Tapcon Zinc Plated, 25/Box LDT124 25 per box 7/16" Ships Today $40.75
Picture of 1/2" x 5" Large Diameter Tapcon Zinc Plated, 25/Box LDT125 25 per box 7/16" Ships Today $44.25
Picture of 1/2" x 6" Large Diameter Tapcon Zinc Plated, 20/Box LDT126 20 per box 7/16" Ships Today $50.40
Picture of 5/8" x 3" Large Diameter Tapcon Zinc Plated, 10/Box LDT583 10 per box 1/2" Ships Today $24.40
Picture of 5/8" x 4" Large Diameter Tapcon Zinc Plated, 10/Box LDT584 10 per box 1/2" Ships Today $27.40
Picture of 5/8" x 5" Large Diameter Tapcon Zinc Plated, 10/Box LDT585 10 per box 1/2" Ships Today $30.80

More Information:

  • For use in indoor dry atmospheres
  • American made
  • Zinc plated
  • 1/2” and 3/4” may not be used in concrete block
  • Fastening to block only by hand, no impact tool
  • Made from hardened Grade 5 steel
  • Standard ANSI standard bit required
  • Bit diameter is smaller than nominal anchor diameter
  • All sizes are hex washer serrated head
  • Easy and fast to install – by hand or impact
  • Removable
  • Length ID code stamped on head
  • Single piece, no nut and washer to assemble
  • No hole spotting
Filter by attributes
  •    Length

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