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KEEPNUT Invisible Inserts for Easy Undermounting of Countertops and Sinks (No Ahesives Needed) (10)

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US$23.99 cheaper than the new price!!

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Product details

Management number 220328117 Release Date 2026/05/03 List Price US$16.00 Model Number 220328117
Category

KEEPNUT press-in self-anchoring inserts by Specialinsert is a revolutionary press-in anchor insert used for a number of applications including undermount sink installation, ventilated facades, cladding, and furniture. These small inserts are designed to install into a wide range of surfaces including granite, marble, quartz, solid surface, HPL, glass, fiber cement, and other compact materials. The solid surface insert’s small size also lends itself to be installed into extremely thin surfaces while also being extremely strong. In addition, the Keep-Nut press-in self-anchoring insert is manufactured in stainless steel and it’s made of a threaded bush with a set of elastic crowns and a plastic ring for holding the complete set of parts together

  • Thread stops before end of insert, avoiding extraction as a result of the use of an excessively long bolt
  • Can hold over 550lbs on a single insert!
  • Radial force is produced only while the insert is under tensile load. The crowns spread the load into the parent material, allowing large loads to be carried
  • Quick installation
  • No need for resins or adhesives
  • Simple hole preparation
Brand Perigee
Color Grey
Size Name 4 inches diameter, 5 inches height
Metal Type Stainless Steel
Part Number KEEPNUT_2CROWN_1/4 20
Thread Size 1/4"-20
Thread Type Unified National Coarse (Unc)
Grade Rating Industrial
Manufacturer Special Insert
Thread Class Coarse
Thread Style Right Hand
Fastener Type Insert
Material Type Stainless Steel
Exterior Finish Stainless Steel
Item Dimensions 5 x 4 x 1 inches
Number Of Items 1
Thread Coverage Partially Threaded
Screw Head Style Flat
Inside Thread Size 1/4'
Compatible Groove Diameter 4 Inches

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