Masking Plugs

Low Cost, Easy Application

Masking Plugs from NCS

North Coast Seal offers high quality tapered masking plugs for all applications. If you are looking to protect holes, threads, counter bores, etc. in the process of Electroplating, Anodizing, Dipping, Painting, or Deburring, you’ll want low-cost, easy-application masking plugs from NCS.

Why NCS Masking Plugs?


Because North Coast Seal offers masking plugs molded in a specially developed, high-strength materials like neoprene, silicone, nitrile, vinyl, cork, and low-density polyethylene.

These materials are resistant to all plating solutions, high temperatures, and all other conditions normally encountered in the finishing industry.

Best of all, our masking plugs can be used many times over, not just once.

Find Your Hole Mask

Standard Stock Sizes

Tapered Hole Masks for Bottomed Holes

Pull Through Hole Masks for Through Holes

Specialty Applications

You Name it, We’ll Make it!

Looking for an even higher heat or chemical resistance? NCS can mold your masking plugs in one of our over 9,000 chemical compounds to produce the mask that will work best for you. Work directly with our team to find the compound suited best for your needs.

Get in Touch with Us

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