CK Worldwide CK312 Water-Cooled TIG Torch - 350 Amp, Rigid Head, 12.5

The CK312 delivers professional-grade TIG welding performance with 350 amp capacity at 100% duty cycle, making it the reliable choice for high-amperage applications requiring consistent arc stability and precision control.

This water-cooled torch features CK Worldwide's Max Flow cooling technology and a rigid head design that ensures stable positioning during critical welds. The 12.5-foot standard cable configuration provides balanced flexibility and durability for general shop applications.

• 350 amp rating at 100% duty cycle (ACHF or DCSP)
• Water-cooled design with Max Flow technology for extended operation
• Rigid head style for maximum stability and precision
• 12.5-foot standard cables — 3-piece construction
• No valve configuration for streamlined operation
• 9-1/2" overall length, 6.5 oz weight
• 3/8" x 32 thread pattern for 3 Series consumables

Compatible Consumables

• 3A4 — #4 Alumina Cup (1/4" orifice)
• 3A5 — #5 Alumina Cup (5/16" orifice)
• 3A6 — #6 Alumina Cup (3/8" orifice)
• 3C116 — 1/16" Collet
• 3C332 — 3/32" Collet
• 3CB116 — 1/16" Collet Body
• 3CB332 — 3/32" Collet Body
• 3GL116 — 1/16" Gas Lens
• 3GL332 — 3/32" Gas Lens
• 300L — Long Back Cap

Compatible with all 3 Series consumables and designed for heavy-duty fabrication, structural welding, and industrial maintenance applications where consistent high-amperage performance is essential.