CDi 508 (5/16″ max stud dia.)


German Engineered Stud Welding Unit for CD stud welding (capacitor discharge welding) according to current standards. Easy to use with pre-programmed settings. Light weight and portable makes this unit great for job sites. Inverter capacitor charging technology providing quick recharging times and increased duty cycle. Great unit for entry level stud welding. Not recommended for aluminum larger than 8-32.

Free Standard Shipping in the continental US

Includes: (5) Collets and 250 Studs

Flanged Mild Steel Capacitor Discharge Studs-50 pcs of each size:

6-32 x 1/2    8-32 x 3/4      10-32 x 3/4       1/4-20 x 1      5/16-18 x 1

CDi 508 Spec Sheet


SKU: EQ CDI 508 Category:


Welding range #4 – 5/16″

  • Welding material: Mild Steel, Stainless, Aluminum
  • Duty Cycle: 5/16″ = 6 studs/minute
  • Easy to use with preprogrammed settings
  • German Engineered
  • 1 Year Warranty

HBS equipment is CE certified

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