• Seeing is believing

    EDGE Welding Cups are scientifically engineered for a more precise weld!

  • Premier Selection

    EDGE Welding Supply is your one-stop-shop for all of your welding needs.

  • Quality Matters

    EDGE Welding Cups are heated to 2,000 degrees, ensuring the highest quality and durability.

  • Made In the USA

    EDGE Welding cups are 100% Engineered and Produced in the USA.


EDGE Welding Cups Pyrex Recommendations


GL920, GL1718, CB920. CB1718 (P4-10)

*We recommend DC only, 180 amp unless using pulse settings.

Can be used with any size and type electrode.

*Best used with metals such as Stainless steel, Titanium and Inconel.

*Aluminum based material should use with #10 or #12 in shorter runs

*We do not recommend walking the cup with Pyrex glass cup.  (This will cause premature failure)

GL920-P12, GL920-P15 AND GL920-18

*We recommend DC only, 180 amp unless using pulse settings.

*Best used with metals such as: Stainless steel, Titanium, Inconel,Nickel based & thin aluminum   based.

*Recommended use with 1/8, 3/32 and 1/16  (2.4) electrode.

*The tungsten can be extended up to 3” out in controlled environment  for clearance.

*We do not recommend walking the Pyrex glass cup.  (This will cause premature failure.)


EDGE Welding Cups a Clear View to the Ultimate Weld

EDGE Welding Cups are the most premium line of scientifically engineered pyrex glass welding cups on the market to date. Each of our welding cups, diffusers, and attachments are expertly designed to provide exceptional performance and offer superior visibility for GTAW/ TIG Welding projects. EDGE Welding cups are extremely durable, high-quality and high-temperature cups and offer incredible potential for the welder. EDGE Welding Supply offers a wide range of sizes and shapes and has recently introduced our newest addition EDGE 15 and EDGE 18 Welding Cups for purchase. If you are not finding a specific cup size we do offer to create a custom cup to fit your necessary specifications.

We are extremely dedicated to providing exceptional support and knowledge of pyrex welding cups and each and every customer is treated as a highly valued patron of EDGE Welding Supply. We diligently strive to develop trust and loyalty from each transaction of our cups to earn your business and guaranteed satisfaction. If you are uncertain about whether pyrex cups are the right fit for your welding needs our excellent support team is available to discuss any information you may have before you purchase and can make expert recommendations based on your projects needs. EDGE Welding Supply is constantly envisioning and introducing new and innovative concepts within the welding products industry so that our customers are constantly kept informed and knowledgeable of all new technologies dedicated to GTAW/TIG Welding. Our products are currently used in the following areas: TIG Welding, Metal Fabrication, Rig Welding, Automated Welding and much more.

We have new and exciting products to introduce in the very near future and offer our customer the opportunity to sign up for our email list to get firsthand information on all releases of EDGE Welding Supply Products. Sign Up below today to be informed of all the exciting news and products released by our expert engineering team. We graciously look forward to having you as a member of our EDGE family!

EDGE Welding Products are 100% Engineered and Produced in the USA.



Worldwide delivery

We are pleased to ship your order in the most timely manner possible and can accommodate our customer at virtually any location in the worldwide.

Bulk Discounts

If placing an order requiring more than 100 units, please contact us to inquire about possible discounts before you place your order.

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We assure that you are able to place your order with confidence. We use only the latest and most reliable online retail security protocols.

24/7 Support

#1 Priority status is given to your order at placement. Our support team is available to help you with all questions 24 hours a day, 7 days a week.

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