This quantity of boards will cover up to sq ft
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KEY FEATURES

  • Patented thread design for superior holding power in concrete and wood-to-concrete applications
  • Zero-stripping recessed T-40 star drive ensures a secure, smooth installation
  • Climatek™ coating provides high corrosion resistance for long-lasting durability
  • Washer head design enhances draw and pull-out strength for heavy-duty performance
  • Can be removed and reinserted into the same pilot hole without loss of integrity

Caliburn XL Concrete Screws are designed for professional-grade performance in demanding environments. Featuring a unique thread design and a corrosion-resistant Climatek™ coating, these screws provide maximum holding power for concrete and wood-to-concrete applications. Ideal for projects that require superior strength and longevity, Caliburn XL screws deliver exceptional reliability and can be reused without compromising the fastener or project quality.

DecksDirect # 5197
Brand
grk
Drive TypeStar/Torx
Head TypeXL washer head
Screw Length2-3/4 in, 3-1/2 in, and 5 in
Screw Size19/64 in
ColorsGold
Material TypeCase hardened steel with Climatek coating
Pack Size2-3/4 in: 25 pack
3-1/2 in: 25 pack and 400 bulk pack
5 in: 25 pack
Coverage Estimaten/a
Included Accessories25 pack: (1) 1/4 in Concrete Blitz Drill Bit, (1) #40 Starhead Bit
WarrantyGRK Limited Lifetime Warranty
OtherPre-drill with 1/4 Inch Concrete Drill Bit for GRK Fasteners
Drive screw with #40 Starhead Bit by GRK Fasteners
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