Model 1224 Threading Machine 1/4″ – 4″ NPT Hammer Chuck Machine

  • Induction motor for constant speed, optimal torque & noise reduction.
  • 12 or 36-RPM g for optimal machine peformance.
  • Integral through-head oiling system floods the thread lubricating the dies and clearing the chips.
  • Includes 1/4 – 2″ inch and 2-1/2 – 4 inch Die Heads.
  • Mount on a workbench or RIDGID stand (sold separately).


In stock

In stock

Additional information

Shipping Weight490.049 lbs
Shipping Dimensions48.0 × 26.0 in


The Model 1224 threads a wide range of pipe including black, galvanized and plastic-coated pipe, together with stainless steel, IMC and heavy-wall conduit, as well as rod up to 30 Rockwell C.

Nominal Pipe Capacity : 1/4″-2″ (6mm-100mm) @ 36 RPM, 2-1/2″-4″ (65mm-100mm) @ 12 RPM, 4″-6″ (100mm-150mm) with 161 Geared Threader.

Bolt Capacity : 1/4″-2″ (6mm-50mm).

Motor Control : Reverse/off/forward, heavy-duty rotary-type and integral foot switch.

Gear Box : Two-speed gear box with a 3:1 ratio.


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Since 1923, RIDGID has remained the symbol of certainty to dedicated professionals of the expert trades. Every tool that bears the RIDGID brand is engineered to the same high standards of quality, strength, and endurance, as was that first heavy-duty pipe wrench more than 80 years ago.