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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$4.27 - $3,631.82Availability Check availability -
RAMPA SKL Threaded Insert 16mm M8 100mm Steel Silver Zinc
$7.77 - $6,606.82Availability Check availability -
RAMPA SKD30L Threaded Insert 14mm M8 15mm Steel Silver Zinc
$2.07 - $1,538.42Availability Check availability -
RAMPA TYPE ES Threaded Insert 16mm M12 22mm Steel Yellow Zinc
$2.81 - $2,072.27Availability Check availability -
RAMPA TSZ Knock-in Insert 22mm M8 15mm Steel Silver Zinc
$3.02 - $2,246.81Availability Check availability -
RAMPA TYPE BAS Threaded Insert 6.5mm M4 6mm Stainless Steel
$4.12 - $2,976.67Availability Check availability -
RAMPA TYPE C Threaded Insert 16mm M10 23mm Steel Silver Zinc
$2.84 - $2,101.87Availability Check availability -
RAMPA TYPE CV Threaded Insert 8mm M5 12mm Steel Silver Zinc
$1.26 - $925.25Availability Check availability -
RAMPA SKL Threaded Insert 12mm M6 50mm Stainless Steel
$16.21 - $11,800.15Availability Check availability -
RAMPA TYPE BAV Threaded Insert 10mm M6 8mm Stainless Steel
$6.10 - $4,424.23Availability Check availability -
RAMPA SK330 Threaded Insert 14mm M8 18mm Steel Silver Zinc
$2.26 - $1,679.29Availability Check availability -
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RAMPA TYPE ES Threaded Insert 16mm M10 18mm Steel Silver Zinc
$2.51 - $1,857.85Availability Check availability -
RAMPA SKL Threaded Insert 16mm M8 80mm Stainless Steel
$25.34 - $21,535.91Availability Check availability -
RAMPA SK330 Threaded Insert 12mm M6 15mm Steel Silver Zinc
$1.86 - $1,371.74Availability Check availability -
RAMPA SKD30L Threaded Insert 12mm M6 15mm Steel Silver Zinc
$1.86 - $1,371.74Availability Check availability -
RAMPA TS Knock-in Insert 12.6mm M10 12mm Stainless Steel
$8.13 - $5,889.65Availability Check availability -
RAMPA TYPE BAN Threaded Insert 16mm M12 22mm Steel Yellow Zinc
$2.81 - $2,072.27Availability Check availability -
RAMPA TYPE C Threaded Insert 14mm M10 18mm Steel Silver Zinc
$2.24 - $1,643.65Availability Check availability -
RAMPA SK Threaded Insert 16mm M8 18mm Stainless Steel
$11.16 - $8,111.07Availability Check availability -
RAMPA TYPE C Threaded Insert 9.3mm M6 12mm Steel Silver Zinc
$1.40 - $1,020.52Availability Check availability -
RAMPA TYPE A Threaded Insert 30mm M20 40mm Steel Silver Zinc
$7.01 - $5,957.73Availability Check availability -
RAMPA TYPE ES Threaded Insert 26mm M20 27mm Steel Silver Zinc
$4.61 - $3,917.73Availability Check availability -
RAMPA SKDL Threaded Insert 10mm M6 16mm Steel Silver Zinc
$1.70 - $1,240.76Availability Check availability -
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RAMPA SKD30 Threaded Insert 8mm M4 10mm Steel Silver Zinc
$1.17 - $861.70Availability Check availability -
RAMPA TYPE E Threaded Insert 8mm M4 5mm Steel Silver Zinc
$0.94 - $679.07Availability Check availability -
RAMPA TYPE BAN Threaded Insert 6.5mm M4 8mm Stainless Steel
$4.54 - $3,280.49Availability Check availability -
RAMPA TYPE ES Threaded Insert 12mm M8 15mm Steel Silver Zinc
$1.84 - $1,349.96Availability Check availability -
RAMPA TYPE ES Threaded Insert 8mm M5 10mm Steel Silver Zinc
$1.17 - $857.75Availability Check availability -
RAMPA TSF Knock-in Insert 11mm M8 16mm Steel Silver Zinc
$1.75 - $1,282.52Availability Check availability -
RAMPA TYPE BAS Threaded Insert 12mm M8 14mm Stainless Steel
$8.32 - $6,028.55Availability Check availability -
RAMPA ESK Threaded Insert 10mm M5 14mm Stainless Steel
$7.41 - $5,367.35Availability Check availability -
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RAMPA TYPE ES Threaded Insert 10mm M6 14mm Steel Yellow Zinc
$1.65 - $1,209.08Availability Check availability -
RAMPA SKL Threaded Insert 25mm M16 80mm Stainless Steel
$31.44 - $26,720.91Availability Check availability -
RAMPA TYPE ES Threaded Insert 6.5mm M4 8mm Steel Yellow Zinc
$0.96 - $696.95Availability Check availability -
RAMPA SKD Threaded Insert 14mm M8 15mm Stainless Steel
$9.50 - $6,900.10Availability Check availability -
RAMPA TYPE BAV Threaded Insert 10mm M6 8mm Steel Silver Zinc
$1.26 - $929.21Availability Check availability -
RAMPA SK Threaded Insert 12mm M6 12mm Steel Silver Zinc
$1.70 - $1,240.76Availability Check availability -
RAMPA TSP Knock-in Insert 12mm M8 16mm Steel Silver Zinc
$1.86 - $1,359.92Availability Check availability -
RAMPA SKL Threaded Insert 12mm M6 50mm Stainless Steel
$16.24 - $11,806.09Availability Check availability -
RAMPA SK330 Threaded Insert 16mm M8 30mm Steel Silver Zinc
$3.33 - $2,478.67Availability Check availability -
RAMPA TYPE BAS Threaded Insert 12mm M8 9mm Stainless Steel
$7.25 - $5,246.28Availability Check availability -
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RAMPA DVZ Threaded Insert 16mm M5 7mm Zinc Alloy Silver Zinc
$1.65 - $1,197.20Availability Check availability -
RAMPA SK330 Threaded Insert 14mm M8 18mm Stainless Steel
$10.15 - $7,382.54Availability Check availability -
RAMPA SKL Threaded Insert 12mm M6 50mm Steel Silver Zinc
$3.74 - $2,780.61Availability Check availability -
RAMPA SK Threaded Insert 10mm M5 14mm Stainless Steel
$7.41 - $5,369.33Availability Check availability -
RAMPA TYPE ES Threaded Insert 6mm M3.5 8mm Steel Silver Zinc
$0.87 - $635.41Availability Check availability