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RAMPA® Made in Germany Threaded Steel Insert, (50 pcs.) with hex Drive 5/16-18 Internal Thread (d), 14mm Diameter (D) X 18mm Length (L) Works Best in All Wood Materials and substrates.

5.0 (1) Write Review
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$33.08

$ 15 .99 $15.99

In Stock

About this item

  • One RAMPA insert can hold up to 1,300 lbs depending on wood substrate
  • Technical specifications and dimensions are guaranteed by 100% quality control
  • Ideal for demanding designs; furniture (including live edge) , millwork, cabinetry etc..
  • Allows for reliable long-lasting connections that can be assembled numerous times without any wear or tear.
  • Patented thread with special design ensures easy and straighter installation even in hardwoods with a standard hex bit or Allen key


Want to build a long-lasting piece of furniture, tree house? Or do you need to fix a worn out fastener? With a RAMPA insert you can be confident that your connection will handle whatever you build. Our patented thread delivers high pull out values (up to 1,300 lbs) depending on your material. With a hex drive for easy installation along with a sealing collar providing a smooth clean appearance. High grade steel provides superior strength and will not break or tear out compared to standard die-cast inserts. Zinc plating provides corrosion resistance for outdoor applications. Ideal for all wood and wood related construction . Recommended pre-drill is 12mm for softwoods & 12.5mm (1/2") (for hardwoods), recommended to test on scrap piece first for best fit.


Me Murphy
Reviewed in the United States on February 9, 2025
Worked well
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