Nut Inserts for Strong Internal Threads, Repeat Assembly and Reliable Long-Term Fastening
Craftsman Hardware offers a premium selection of nut inserts engineered for strength, precision, and long-term performance. Our range includes high-quality threaded inserts from trusted manufacturers such as Rampa, providing reliable, reusable threads in timber, composites, plastics, and other soft or semi-rigid materials.
Nut inserts are essential where strong internal threads are needed in materials that cannot be tapped reliably on their own. They help prevent stripping, improve load distribution, and allow repeated assembly and disassembly without damaging the base material. This makes them ideal for furniture, cabinetry, timber construction, composite panels, modular systems, and mounting applications where a clean, dependable threaded connection is required. Choosing the right insert helps improve durability, installation quality, and long-term fastening performance.
What you’ll find in this range
This range includes Rampa inserts for timber and engineered boards, slotted drive inserts for furniture and cabinetry, machine-thread inserts for plastics and composites, and knock-down inserts for modular assemblies and repeatable fastening applications.
Suitable for timber construction, furniture and cabinetry, composite panels, display systems, architectural fit-outs, machinery mounting, and other applications where strong reusable internal threads are needed in softer materials.
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$2.45 - $1,819.80Availability Check availability -
RAMPA TSLZ Knock-in Insert 11mm M6 20mm Zinc Alloy Brown Coating
$2.45 - $1,809.76Availability Check availability -
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RAMPA TYPE ES Threaded Insert 20mm M16 22mm Steel Silver Zinc
$4.13 - $3,082.53Availability Check availability -
RAMPA TSBZ Knock-in Insert 12.2mm M8 15.5mm Zinc Alloy Yellow Zinc
$2.25 - $1,646.40Availability Check availability -
RAMPA SKDZ Threaded Insert 11.3mm M5 20mm Zinc Alloy Yellow Zinc
$2.45 - $1,822.36Availability Check availability -
RAMPA TSZ Knock-in Insert 19mm M6 14mm Steel Silver Zinc
$3.35 - $2,457.66Availability Check availability -
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RAMPA TSLZ Knock-in Insert 12.6mm M8 17.5mm Zinc Alloy Yellow Zinc
$2.40 - $1,761.25Availability Check availability -
RAMPA ESD Threaded Insert 14mm M10 19.5mm Stainless Steel
$13.45 - $9,767.47Availability Check availability -
RAMPA SBZ Knock-in Insert 8mm M4 10mm Zinc Alloy Yellow Zinc
$1.38 - $1,005.84Availability Check availability -
RAMPA TSZ Knock-in Insert 19mm M6 9mm Stainless Steel
$13.42 - $9,734.53Availability Check availability -
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RAMPA TS Knock-in Insert 8.6mm M6 12mm Stainless Steel
$8.13 - $5,877.22Availability Check availability -
RAMPA TSLZ Knock-in Insert 11mm M6 20mm Zinc Alloy Nickel Plated
$2.63 - $1,937.42Availability Check availability -
RAMPA TYPE ES Threaded Insert 14mm M10 18mm Steel Silver Zinc
$2.87 - $2,113.25Availability Check availability -
RAMPA ESD Threaded Insert 12mm M8 16.5mm Stainless Steel
$11.40 - $8,281.84Availability Check availability -
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RAMPA TYPE ES Threaded Insert 20mm M16 22mm Stainless Steel
$17.84 - $12,993.85Availability Check availability -
RAMPA SKDZ Threaded Insert 11.5mm M5 13mm Zinc Alloy Yellow Zinc
$2.05 - $1,498.28Availability Check availability -
RAMPA TYPE ES M8 x 15 mm Steel Yellow Zinc Threaded Insert
$2.45 - $2,086.34Availability Check availability -
RAMPA TSBZ Knock-in Insert 13mm M8 13.5mm Zinc Alloy Yellow Zinc
$2.21 - $1,620.85Availability Check availability -
RAMPA TSZ Knock-in Insert 19mm M6 12mm Steel Silver Zinc
$3.16 - $2,330.15Availability Check availability -
RAMPA TS Knock-in Insert 5.6mm M3 8mm Steel Silver Zinc
$1.09 - $783.77Availability Check availability -
RAMPA TYPE ES Threaded Insert 4.5mm M2.5 6mm Steel Yellow Zinc
$0.89 - $648.47Availability Check availability -
RAMPA TYPE ES Threaded Insert 9mm M6 10mm Steel Silver Zinc
$1.63 - $1,189.60Availability Check availability -
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RAMPA ESD Threaded Insert 10mm M6 15.5mm Steel Silver Zinc
$2.10 - $1,551.91Availability Check availability -
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RAMPA TSZ Knock-in Insert 19mm M6 9mm Steel Silver Zinc
$2.87 - $2,123.56Availability Check availability -
RAMPA TSLZ Knock-in Insert 11mm M6 20mm Zinc Alloy Yellow Zinc
$2.36 - $1,733.17Availability Check availability -
RAMPA TYPE ES Threaded Insert 14mm M10 18mm Stainless Steel
$13.01 - $9,443.35Availability Check availability -
RAMPA TSZ Knock-in Insert 60mm M20 16mm Steel Silver Zinc
$12.47 - $10,600.60Availability Check availability -
RAMPA TYPE ES Threaded Insert 20mm M16 22mm Steel Yellow Zinc
$4.31 - $3,210.17Availability Check availability -
RAMPA SKDZ Threaded Insert 11.5mm M5 10mm Zinc Alloy Yellow Zinc
$1.85 - $1,363.09Availability Check availability -
RAMPA TSBZ Knock-in Insert 12mm M6 15.5mm Zinc Alloy Yellow Zinc
$2.21 - $1,610.68Availability Check availability -
RAMPA SKD330 Threaded Insert 16mm M8 14mm Steel Silver Zinc
$2.95 - $2,181.98Availability Check availability -
RAMPA TYPE ES Threaded Insert 12mm M8 12mm Steel Silver Zinc
$2.16 - $1,572.35Availability Check availability -
RAMPA TYPE ES Threaded Insert 4.5mm M2.5 6mm Stainless Steel
$4.13 - $2,997.36Availability Check availability -
RAMPA SKD330 Threaded Insert 12mm M6 18mm Steel Silver Zinc
$2.59 - $1,909.06Availability Check availability -
RAMPA TSZ Knock-in Insert 27mm M12 14.5mm Steel Silver Zinc
$4.65 - $3,472.84Availability Check availability -
RAMPA TSBZ Knock-in Insert 12mm M6 10.5mm Zinc Alloy Yellow Zinc
$1.89 - $1,398.85Availability Check availability -
RAMPA TYPE E Threaded Insert 14mm M10 18mm Steel Silver Zinc
$2.87 - $2,113.25Availability Check availability -
RAMPA SKDZ Threaded Insert 8.5mm M4 10mm Zinc Alloy Yellow Zinc
$1.47 - $1,079.83Availability Check availability -
RAMPA ESD Threaded Insert 10mm M6 15.5mm Stainless Steel
$9.91 - $7,196.93Availability Check availability -
RAMPA TSZ Knock-in Insert 19mm M6 6mm Steel Silver Zinc
$2.63 - $1,942.52Availability Check availability -
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RAMPA TS Knock-in Insert 8.6mm M6 12mm Steel Silver Zinc
$1.68 - $1,230.46Availability Check availability