M5 x .8 x 20mm Rubber Well Nut by Fast Turn Fittings

Vendor:Fast Turn Fittings

M5 x .8 x 20mm Rubber Well Nut

$0.88
4.8 4 verified store reviews

This M5 x .8 x 20mm rubber well nut is designed to secure components in tight or hard-to-reach spaces where traditional nuts won't fit. Simply insert the well nut into a 9.5mm (3/8") hole and screw in your M5 bolt to compress the rubber and create a secure hold.

  • Requires a 9.5mm (3/8") hole for installation
  • Torque specification: 5 lb-IN
  • Grip range: 7.92mm to 11.43mm

Consider pairing with M5 titanium hardware for enhanced compatibility.

Shipping Rates Shown at Checkout
Rubber with metal insert compatible with M5 bolts.
Fits holes sized 9.5mm (3/8") with a grip range of 7.92mm to 11.43mm.
Black
Individual Hardware

Product guide

Why choose M5 x .8 x 20mm Rubber Well Nut

Built for

Woodworkers, resin artists, finishers, and shops choosing M5 x .8 x 20mm Rubber Well Nut for prep, shaping, sanding, carving, or project setup.

Use M5 x .8 x 20mm Rubber Well Nut for the specific shop task described on this page, matching the size, material, grit, edge, or accessory needs to the project.
  • Woodworking
  • Resin prep
  • Finishing
  • Shop setup
  • Maker projects

Problem it solves

Improvised tools slow projects down and can leave rough cuts, scratches, poor fit, or inconsistent prep. M5 x .8 x 20mm Rubber Well Nut helps the workflow feel more controlled at the bench.

Why it matters

Good tools make the hidden steps visible in the final result. Prep, shaping, and finishing quality affect how resin, wood, and decor pieces look in the hand and in the room.
Fast Turn Fittings studio or product image

Brand spotlight

Meet Fast Turn Fittings

Fast Turn Fittings supplies small-format hardware and fitting products where size, finish, and compatibility matter. Resin Society carries the line as a practical supplier option for customers who need hardware details alongside maker, decor, and build-focused products.
Shop Fast Turn Fittings

Details

Product details and specs

  • Brand or supplier: Fast Turn Fittings
  • Product type: Individual Hardware
  • Material: Rubber with metal insert compatible with M5 bolts.
  • Dimensions/options: Fits holes sized 9.5mm (3/8") with a grip range of 7.92mm to 11.43mm.
  • Color/finish: Black

What's included

One M5 x .8 x 20mm Rubber Well Nut in the selected option unless the product page clearly lists a set or kit. Props and styling accessories shown in photos are not included.

Use and fit

How to use

Insert the well nut into a 9.5mm hole, then screw in an M5 bolt to compress and secure.

Compatibility and best uses

Best with the surfaces, materials, tool systems, or workflows listed on this page. Do not assume compatibility with every resin, wood, machine, or finish.

Always follow the manufacturer's care, use, and safety guidance.

Shipping and returns

Shipping and returns

Shipping expectations

Shipping rates and estimated delivery times are shown at checkout.

Returns and warranty

Return requests are accepted within 30 days of delivery. Contact Resin Society first for damaged, defective, incorrect, or missing items and we will coordinate directly with Fast Turn Fittings.
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Your order gives back

When you buy from Resin Society, you help plant trees through our reforestation partnership. It is a small way your order supports the materials, homes, and landscapes makers care about.

Product FAQ

FAQs about M5 x .8 x 20mm Rubber Well Nut

What is M5 x .8 x 20mm Rubber Well Nut used for?
Use it for the prep, shaping, carving, sanding, finishing, or setup task described on this page.
What should I check before ordering M5 x .8 x 20mm Rubber Well Nut?
Confirm the size, material, grit, edge, or accessory fit. This listing shows Fits holes sized 9.5mm (3/8") with a grip range of 7.92mm to 11.43mm.
Does M5 x .8 x 20mm Rubber Well Nut work with every project?
No. Match it to the material, surface, tool system, and workflow before use.
How should I use M5 x .8 x 20mm Rubber Well Nut safely?
Follow the manufacturer's instructions, use appropriate PPE, and test on scrap material when the finish or fit matters.
What comes with M5 x .8 x 20mm Rubber Well Nut?
One M5 x .8 x 20mm Rubber Well Nut in the selected option unless a set or kit is clearly listed.