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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$2.05 - $1,518.62Availability Check availability -
RAMPA TYPE ES Threaded Insert 5mm M3 6mm Steel Yellow Zinc
$0.71 - $526.21Availability Check availability -
RAMPA SKL Threaded Insert 18.5mm M10 70mm Steel Silver Zinc
$6.55 - $5,571.36Availability Check availability -
RAMPA SKD30 Threaded Insert 12mm M6 18mm Steel Silver Zinc
$2.02 - $1,484.85Availability Check availability -
RAMPA SKL Threaded Insert 16mm M8 30mm Stainless Steel
$13.90 - $10,135.94Availability Check availability -
RAMPA TYPE BL Threaded Insert 16mm M8 60mm Steel Silver Zinc
$5.21 - $4,427.73Availability Check availability -
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RAMPA SK Threaded Insert 12mm M6 20mm Steel Silver Zinc
$2.13 - $1,564.22Availability Check availability -
RAMPA TYPE A Threaded Insert 12mm M6 30mm Steel Silver Zinc
$2.67 - $1,971.00Availability Check availability -
RAMPA TYPE A Threaded Insert 10mm M5 12mm Steel Silver Zinc
$1.47 - $1,082.02Availability Check availability -
RAMPA SRD Threaded Insert 10mm M5 12mm Steel Silver Zinc
$1.47 - $1,082.02Availability Check availability -
RAMPA TYPE C Threaded Insert 8mm M5 8mm Steel Silver Zinc
$1.10 - $788.26Availability Check availability -
RAMPA SK Threaded Insert 8mm M4 10mm Stainless Steel
$5.64 - $4,080.70Availability Check availability -
RAMPA TYPE BL Threaded Insert 16mm M8 40mm Steel Silver Zinc
$3.94 - $3,345.91Availability Check availability -
RAMPA SKDZ Threaded Insert 14.5mm M8 18mm Zinc Alloy Yellow Zinc
$2.16 - $1,597.94Availability Check availability -
RAMPA SKL Threaded Insert 18.5mm M10 50mm Steel Silver Zinc
$5.15 - $4,381.36Availability Check availability -
RAMPA TYPE CV Threaded Insert 9.3mm M6 17mm Steel Silver Zinc
$1.61 - $1,189.23Availability Check availability -
RAMPA SK Threaded Insert 12mm M6 18mm Steel Silver Zinc
$2.02 - $1,484.85Availability Check availability -
RAMPA SKL Threaded Insert 12mm M6 80mm Stainless Steel
$22.79 - $19,372.27Availability Check availability -
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RAMPA TYPE B Threaded Insert 25mm M16 25mm Stainless Steel
$17.39 - $14,782.27Availability Check availability -
RAMPA TYPE A Threaded Insert 10mm M5 10mm Steel Silver Zinc
$1.38 - $1,008.57Availability Check availability -
RAMPA SKD30 Threaded Insert 12mm M6 15mm Steel Silver Zinc
$1.86 - $1,371.74Availability Check availability -
RAMPA TYPE B Threaded Insert 6.5mm M4 10mm Steel Silver Zinc
$1.01 - $742.61Availability Check availability -
RAMPA CA Threaded Insert 12mm M8 15mm Steel Silver Zinc
$1.84 - $1,349.96Availability Check availability -
RAMPA SKL330 Threaded Insert 18.5mm M10 50mm Steel Silver Zinc
$5.22 - $4,435.45Availability Check availability -
RAMPA TYPE BAN Threaded Insert 10mm M6 12mm Stainless Steel
$6.97 - $5,047.70Availability Check availability -
RAMPA SK330 Threaded Insert 12mm M6 20mm Stainless Steel
$9.66 - $7,009.30Availability Check availability -
RAMPA TYPE B Threaded Insert 16mm M8 30mm Steel Silver Zinc
$3.33 - $2,478.67Availability Check availability -
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RAMPA SKD Threaded Insert 18.5mm M10 25mm Steel Silver Zinc
$3.40 - $2,890.00Availability Check availability -
RAMPA TYPE BAV Threaded Insert 12mm M8 9mm Stainless Steel
$7.25 - $5,248.25Availability Check availability -
RAMPA TYPE E Threaded Insert 8mm M5 5mm Steel Silver Zinc
$0.94 - $677.10Availability Check availability -
RAMPA SK Threaded Insert 14mm M8 30mm Steel Silver Zinc
$2.97 - $2,201.11Availability Check availability -
RAMPA SKD Threaded Insert 8mm M4 10mm Stainless Steel
$5.64 - $4,078.73Availability Check availability -
RAMPA TYPE B Threaded Insert 12mm M6 14mm Steel Silver Zinc
$1.80 - $1,322.14Availability Check availability -
RAMPA TYPE BAV Threaded Insert 6.5mm M4 6mm Steel Yellow Zinc
$0.87 - $633.42Availability Check availability -
RAMPA TYPE BAS Threaded Insert 8mm M5 7mm Steel Silver Zinc
$1.29 - $943.18Availability Check availability -
RAMPA TYPE BV Threaded Insert 8mm M4 8mm Steel Silver Zinc
$1.10 - $792.24Availability Check availability -
RAMPA TYPE CV Threaded Insert 10mm M6 18mm Steel Silver Zinc
$1.77 - $1,294.40Availability Check availability -
RAMPA SK Threaded Insert 8mm M4 12mm Steel Silver Zinc
$1.29 - $931.18Availability Check availability -
RAMPA SKDZ Threaded Insert 14.5mm M8 25mm Zinc Alloy Yellow Zinc
$2.54 - $1,885.63Availability Check availability -
RAMPA TYPE B Threaded Insert 12mm M6 12mm Steel Silver Zinc
$1.70 - $1,240.76Availability Check availability -
RAMPA SKD Threaded Insert 8mm M4 8mm Steel Silver Zinc
$1.10 - $792.24Availability Check availability -
RAMPA TYPE BV Threaded Insert 22mm M12 30mm Steel Silver Zinc
$4.39 - $3,732.27Availability Check availability -
RAMPA TYPE BAV Threaded Insert 6.5mm M3 4mm Stainless Steel
$3.71 - $2,672.86Availability Check availability -
RAMPA TYPE BL Threaded Insert 22mm M12 40mm Steel Silver Zinc
$5.22 - $4,435.45Availability Check availability -