TwecoWelding Shop

An automated welding arm utilizing Tweco welding products. An automated welding arm utilizing Tweco welding products. An automated welding arm utilizing Tweco welding products.
After introducing the world to the modern MIG gun, Tweco is now a brand welders want in their shop. Tweco continues to produce MIG guns and consumables designed to deliver superior welding performance and a better operator experience. (Photo courtesy of ESAB)

Gain more productivity with Twecoarc welding accessories and MIG guns

Twecostands as the leader in arc welding accessories and MIG guns. It’s impossible to think of Tweco without thinking of their iconic Tweco Number Series — now the Tweco Classic — the world's most iconic MIG gun. But Tweco also boasts a legendary line of MIG guns and welding accessories that are mainstays in a welder’s toolbox. Check back again to see updated product collections and new solutions on Airgas.com.

Shop Tweco's top welding equipment categories

Shop Tweco's top welding equipment products

Tweco Zinc Plated Cable Connector

Tweco®200 Amp Zinc Plated Cable Connector

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Tweco MIG Gun

Tweco®400 Amp Professional Classic®No. 4 Air Cooled MIG Gun - 15' Cable/Miller® Style Connector

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Tweco Copper Alloy Electrode Holder

Tweco®200 Amp Copper Alloy Electrode Holder

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Tweco copper Nozzle

Tweco®5/8" Bore VELOCITY2™ Series Nozzle

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Tweco Zinc Plated Male Cable Connector

Tweco®200 Amp Zinc Plated Cable Connector - Male

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Tweco Copper Ground Clamp

Tweco®300 Amp Copper Ground Clamp

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Tweco Gas Diffuser

Tweco®1.955" 16RS/16S Series Gas Diffuser

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Tweco MIG Gun

Tweco®400 Amp Professional Classic®No. 4 .035" - .045" Air Cooled MIG Gun - 25' Cable/Miller®Style Connector

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Tweco Copper Nozzle

Tweco®5/8" Bore VELOCITY2™ Series Nozzle

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Tweco Copper Ground Clamp

Tweco®500 Amp Copper Alloy Ground Clamp

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Tweco copper Contact Tip

Tweco®.045" X 1.5" 0.045" Bore EL16T Series Contact Tip

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Tweco Gas Diffuser

Tweco®.062" X 2.521" 14H/M12 Series Gas Diffuser

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Tweco Zinc Plated Cable Connector

Tweco®200 Amp Zinc Plated Cable Connector



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Tweco MIG Gun

Tweco®400 Amp Professional Classic®No. 4 Air Cooled MIG Gun - 15' Cable/Miller® Style Connector

SHOP NOW

Tweco Copper Alloy Electrode Holder

Tweco®200 Amp Copper Alloy Electrode Holder



SHOP NOW

Tweco copper Nozzle

Tweco®5/8" Bore VELOCITY2™ Series Nozzle



SHOP NOW

Tweco Zinc Plated Male Cable Connector

Tweco®200 Amp Zinc Plated Cable Connector - Male


SHOP NOW

Tweco Copper Ground Clamp

Tweco®300 Amp Copper Ground Clamp



SHOP NOW

Tweco Gas Diffuser

Tweco®1.955" 16RS/16S Series Gas Diffuser



SHOP NOW

Tweco MIG Gun

Tweco®400 Amp Professional Classic®No. 4 .035" - .045" Air Cooled MIG Gun - 25' Cable/Miller®Style Connector


SHOP NOW

Tweco Copper Nozzle

Tweco®5/8" Bore VELOCITY2™ Series Nozzle



SHOP NOW

Tweco Copper Ground Clamp

Tweco®500 Amp Copper Alloy Ground Clamp



SHOP NOW

Tweco copper Contact Tip

Tweco®.045" X 1.5" 0.045" Bore EL16T Series Contact Tip


SHOP NOW

Tweco Gas Diffuser

Tweco®.062" X 2.521" 14H/M12 Series Gas Diffuser


SHOP NOW