1-3/4"
Items 1–12 of 63
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KEEP-NUT™ By SpecialInsert – 1/4-20 Thread
SKU CCH-KEEPNUT-1/4-20 Our Price Starting at $1.99 View ProductKEEP-NUT™ By SpecialInsert – 1/4-20 Thread
Part Number Examples:
(Type)/(Thread)/(Height Code)
IM2S/P1.4-20/H6
Keep-Nut 2 Crown / 1/4-20 Thread / 6.5mm Height
Our Price Starting at $1.99 -
Chem-Set™ Metal Sink Clips
High-strength steel sink clips for undermount installations. 5 shapes. Sold in 100-packs. Use with glue-on anchors or Keep-Nut inserts.
Our Price Starting at $28.00 -
KEEP-NUT™ Starter Kits For Undermount Sinks
SKU CCH-KEEPNUT-STRKIT Our Price Starting at $325.84 View ProductKEEP-NUT™ Starter Kits For Undermount Sinks
Complete KEEP-NUT™ starter kits for CNC, manual, or solid surface sink installs—includes all inserts, tools, and bits to get started fast.
Our Price Starting at $325.84 -
KEEP-NUT™ by SpecialInsert – 10-24 Thread
SKU CCH-KEEPNUT-10-24 Our Price Starting at $2.16 View ProductKEEP-NUT™ by SpecialInsert – 10-24 Thread
Part Number Examples:
(Type)/(Thread)/(Height Code)
IM2S/P10-24/H6
Keep-Nut 2 Crown / 10-24 Thread / 6.5mm Height
Our Price Starting at $2.16 -
Chem-Set Z-Shape Undermount Sink Clip (100/Box)
SKU CCH732G-100 Our Price Starting at $54.00
You save View ProductChem-Set Z-Shape Undermount Sink Clip (100/Box)
Z-shape undermount sink clip for standard sinks. Steel mounting clip for stone, quartz, solid surface, and laminate countertops.
Our Price Starting at $54.00
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KEEP-NUT™ By SpecialInsert – M6 Thread
Fast, epoxy-free structural fastening for exceptionally hard and thin materials. The KEEP-NUT™ M6 Metric Thread Press-In Anchor by Specialinsert provides permanent metric threads in granite, quartz, porcelain, and HPL without the need for resin or complex curing times.
How to Read Keep-Nut Part Numbers:
(Type) / (Thread) / (Height Code)
Example: IM2S / M6 / H6- IM2S: 2-Crown Insert (Indicates Load Class)
- M6: M6 Metric Thread
- H6: 6.5mm Embedment Depth
Our Price Starting at $2.15 -
KEEP-NUT™ By Special Insert – M4 Thread
Part Number Examples:
(Type)/(Thread)/(Height Code)
IM2S/M4/H6
Keep-Nut 2 Crown / M4 Thread / 6.5mm Height
Our Price Starting at $2.15 -
KEEP-NUT™ By Special Insert – M5 Thread
Part Number Examples:
(Type)/(Thread)/(Height Code)
IM2S/M5/H6
Keep-Nut 2 Crown / M5 Thread / 6.5mm Height
Our Price Starting at $2.39
Featured Products
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UltraLok® 9102 A/B Panel Bonding Epoxy
Ultralok 9102 epoxy adhesive is engineered for strong, reliable honeycomb and composite panel bonding with fire safety and thermal resistance.
Our Price Starting at $90.16 -
CarbonBar Versatile Flat Stock
Cut and drill like wood. Support like steel. Replace heavy, expensive custom metal fabrication with aerospace-grade carbon fiber structural blanks.
- 4X stronger & 5X lighter than steel.
- Customize on-site with standard carbide tools.
- 100% weatherproof and corrosion-proof.
↑ Select your Bar Length and Profile above ↑
Our Price Starting at $25.00 -
Chem-Set VST M1V38 Male High Bond Tape Fastener – M1-V38-1/4-20×1″
SKU CCH-M1V38-1/4-20X1P Our Price Starting at $1.66
You save View ProductChem-Set VST M1V38 Male High Bond Tape Fastener – M1-V38-1/4-20×1″
Our Price Starting at $1.66
You save
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Expert Support. -
Same-Day Shipping. -
50+ Years of Service
Expert Support. 
Same-Day Shipping. 
50+ Years of Service Chemical-Concepts is a leading supplier of adhesives, chemicals and hardware for nearly every market in the industrial, government and defense sectors. Whatever your industry, we have all the hardware and adhesives you need to hold things together and keep things in place.