Keep-Nut Pack of 100 (Inserts Only - 2-Crown)

Keep-Nut™ Press-In anchoring sink fasteners are the strongest and most efficient mounting system for attaching undermount sinks to granite, quartz, solid surface, porcelain, and a variety of other hard surfaces. Originally designed to support building facades, vertical wall panels, and furniture, the KEEP-NUT™ also offers exceptional performance for sink mounting.


Works on granite, marble, engineered stone, UHPC, porcelain, solid surface, glass, and composites.


Quick Assembly by Pressure

No Need for Resins or Adhesives

Strongest Anchor on the Market

Save Time & Money

Can be drilled with standard tools (CNC, Grinder, or by Hand)

Average Strength of 562 lbs per insert Crowns (or Teeth)

Provide Axial Strength and Flex, providing Higher Strength 



KEEP-NUT™ 100-Pack Includes:

• (100) KEEP-NUT™ (1/4-20 Thread) press-in self-anchoring insert. 2-crown, 6mm Height. CHC SPE-IM2S/P1.4-20/H6

CNC Installation: With the use of the 11.8mm CNC Drill Bit simply plot your holes around the sink and drill your hole to the correct depth. Once drilled, use the Go/No-Go depth gauge to test the hole and our setting tool to insert the KEEP-NUT™. When you arrive to the job site, use the Allen post, star washer, wingnut and sink clip to support your sink. 


Manual Grinder/Polisher Bit Installation: With the use of our 5/8-11 thread 11.4mm Manual Grinder Bit with Stop Collar plot each hole and drill to the correct depth. Then use the Go/No-Go Depth Gauge to test the hole and our setting tool to insert the KEEP-NUT™.

When you arrive to the job site, use the Allen post, star washer, wingnut and sink clip to support your sink. 


Drill Bit Solid Surface Installation: With the use of our 11.8mm Drill Bit with Stop Collar plot each hole and drill to the correct depth. Then use the Go/No-Go depth gauge to test the hole and our setting tool to insert the KEEP-NUT™. When you arrive to the job site, use the Allen post, star washer, wingnut and sink clip to support your sink. 

U.S. Patent No. 10,473,141 (the ‘141 Patent)



https://www.youtube.com/watch?v=mGZdjFGpYLI



https://www.youtube.com/watch?v=ZNjvN-hG4zQ