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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$8.56 - $6,219.11Availability Check availability -
RAMPA SKL Threaded Insert 12mm M6 80mm Steel Silver Zinc
$5.36 - $4,559.09Availability Check availability -
RAMPA TYPE A Threaded Insert 12mm M6 18mm Steel Silver Zinc
$2.02 - $1,484.85Availability Check availability -
RAMPA TYPE A Threaded Insert 14mm M8 18mm Steel Silver Zinc
$2.26 - $1,679.29Availability Check availability -
RAMPA TYPE B Threaded Insert 8mm M4 10mm Steel Silver Zinc
$1.17 - $861.70Availability Check availability -
RAMPA CA Threaded Insert 10mm M6 12mm Steel Silver Zinc
$1.47 - $1,076.07Availability Check availability -
RAMPA TYPE A Threaded Insert 22mm M12 35mm Steel Silver Zinc
$4.82 - $4,095.45Availability Check availability -
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RAMPA TYPE BAN Threaded Insert 10mm M6 12mm Stainless Steel
$6.97 - $5,047.70Availability Check availability -
RAMPA SKL330 Threaded Insert 16mm M8 50mm Stainless Steel
$18.52 - $15,740.45Availability Check availability -
RAMPA SKZZ Threaded Insert 11mm M6 13mm Zinc Alloy Yellow Zinc
$1.54 - $1,127.67Availability Check availability -
RAMPA SK330 Threaded Insert 12mm M6 20mm Steel Silver Zinc
$2.13 - $1,564.22Availability Check availability -
RAMPA TYPE BAV Threaded Insert 12mm M8 9mm Stainless Steel
$7.25 - $5,246.28Availability Check availability -
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RAMPA SKD Threaded Insert 16mm M8 23mm Steel Silver Zinc
$2.89 - $2,147.41Availability Check availability -
RAMPA SKD Threaded Insert 12mm M6 12mm Stainless Steel
$7.91 - $5,728.70Availability Check availability -
RAMPA TYPE BAS Threaded Insert 6.5mm M4 8mm Steel Silver Zinc
$0.94 - $677.10Availability Check availability -
RAMPA SKD Threaded Insert 14mm M8 18mm Steel Silver Zinc
$2.26 - $1,679.29Availability Check availability -
RAMPA TYPE B Threaded Insert 16mm M8 18mm Stainless Steel
$11.16 - $8,111.07Availability Check availability -
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RAMPA TYPE B Threaded Insert 6.5mm M4 8mm Steel Silver Zinc
$0.94 - $677.10Availability Check availability -
RAMPA SK330 Threaded Insert 12mm M6 18mm Steel Silver Zinc
$2.02 - $1,484.85Availability Check availability -
RAMPA SKD30 Threaded Insert 12mm M6 12mm Stainless Steel
$7.91 - $5,728.70Availability Check availability -
RAMPA TYPE B Threaded Insert 22mm M12 30mm Stainless Steel
$17.09 - $14,527.27Availability Check availability -
RAMPA SKD330 Threaded Insert 16mm M8 18mm Steel Silver Zinc
$2.54 - $1,891.51Availability Check availability -
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RAMPA TYPE BV Threaded Insert 14mm M8 18mm Steel Silver Zinc
$2.26 - $1,679.29Availability Check availability -
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RAMPA SK330 Threaded Insert 18.5mm M10 30mm Steel Silver Zinc
$3.72 - $3,160.45Availability Check availability -
RAMPA SK Threaded Insert 14mm M8 18mm Steel Silver Zinc
$2.26 - $1,679.29Availability Check availability -
RAMPA TYPE C Threaded Insert 10mm M6 18mm Steel Silver Zinc
$1.77 - $1,294.40Availability Check availability -
RAMPA SK Threaded Insert 8mm M4 8mm Stainless Steel
$5.22 - $3,772.93Availability Check availability -
RAMPA SKDZ Threaded Insert 12.5mm M6 20mm Zinc Alloy Yellow Zinc
$2.05 - $1,508.66Availability Check availability -
RAMPA SKL Threaded Insert 12mm M6 60mm Stainless Steel
$18.40 - $15,640.00Availability Check availability -
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RAMPA TYPE BL Threaded Insert 18.5mm M10 100mm Steel Silver Zinc
$8.65 - $7,356.36Availability Check availability -
RAMPA TYPE CV Threaded Insert 10mm M6 14mm Steel Silver Zinc
$1.56 - $1,149.51Availability Check availability -
RAMPA SKL Threaded Insert 16mm M8 100mm Stainless Steel
$29.93 - $25,438.18Availability Check availability -
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RAMPA TYPE BL Threaded Insert 12mm M6 60mm Steel Silver Zinc
$4.27 - $3,631.82Availability Check availability -
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RAMPA SKL330 Threaded Insert 16mm M8 40mm Stainless Steel
$16.22 - $13,785.45Availability Check availability -
RAMPA CA Threaded Insert 8mm M5 10mm Stainless Steel
$5.64 - $4,074.76Availability Check availability -
RAMPA TYPE A Threaded Insert 22mm M12 30mm Brass
$14.04 - $11,930.91Availability Check availability -
RAMPA SKZ Threaded Insert 14mm M8 25mm Zinc Alloy Yellow Zinc
$2.49 - $1,838.05Availability Check availability -
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RAMPA TYPE B Threaded Insert 6.5mm M4 8mm Steel Silver Zinc
$0.94 - $677.10Availability Check availability -
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RAMPA TYPE B Threaded Insert 14mm M8 18mm Steel Silver Zinc
$2.26 - $1,679.29Availability Check availability -
RAMPA TYPE A Threaded Insert 22mm M12 25mm Brass
$12.97 - $11,026.82Availability Check availability