🌍 Worldwide shipping · 30-day returns · Rated Excellent on Trustpilot ★★★★½
Price
$24.99
20 Pcs M8 x 13mm Screw-In Threaded Inserts Heavy-Duty — image 1
Nut InsertsRiseDirectly✓ In stock

20 Pcs M8 x 13mm Screw-In Threaded Inserts Heavy-Duty

★★★★★
$24.99

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About this item
  • 【Zinc-Plated Carbon Steel – Reliable Heavy Load Performance】Constructed from thick high-grade zinc-plated carbon steel with enhanced anti-rust surface treatment. Resists oxidation, dampness and surface abrasion to sustain consistent load-bearing capability over many years. Suitable for long-term indoor and sheltered outdoor reinforcement of wooden and plastic structures, free from rust-related deterioration.
  • 【Hex Socket Drive – Prevents Slippage & Thread Stripping】The recessed internal hex socket spreads force evenly during installation. It successfully avoids slipping, tilting and thread damage frequently seen with cross-head inserts. Pair seamlessly with the supplied hex wrench to achieve straight, secure embedding, creating robust reusable metal threads for repeated assembly.
  • 【Universal Compatibility for Wooden & Plastic Materials】Works efficiently with softwood, hardwood, pine, plywood, fibreboard and rigid plastic panels. Ideal for heavy-duty structural reinforcement on bed frames, workbenches, table legs and chair joints, suited to amateur DIY woodworking and professional workshop furniture restoration projects.
  • 【Simple DIY Embedding – Beginner-Friendly Installation】No complex industrial equipment needed for fitting. Drill a 10–10.5mm pilot hole into your substrate, then wind the insert fully into position using the included hex wrench. Wood glue can be added inside the pilot hole for extra grip, forming durable reusable metal threading within minutes.
  • 【Complete 20-Piece Kit with Hex Wrench & Storage Case】This all-in-one repair pack includes 20 M8×13mm threaded insert nuts and a matching hex wrench, stored within a reusable storage box. Neat organised storage prevents loss of small fasteners, easy to transport to workspaces and kept in reserve for ongoing furniture repairs and woodworking tasks.
Product details
Brand
RiseDirectly
Manufacturer
RiseDirectly
Material
Carbon Steel
Size
M8x13mm
Model number
RD-NutInsert-011-20-9
Part number
RD-NutInsert-011-20-9

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
★★★★★
Excellent
4.5 average rating
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S
Sigalit
🇮🇱 · January 2026
★★★★★

I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
🇦🇺 · November 2025
★★★★★

The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1–2 of 10 reviews

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