How to Choose Welding Table Clamps
Match clamp opening, throat, contact pad and table connection to flat stock, tubing and upright work.
Read the guidePRODUCT DETAILS
BuildPro’s PTT522K pliers provide a smaller 2.3 inch opening and two-inch throat around a 5/8 inch insert.
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Choose the exact configuration shown in the listing. Price, seller and availability are confirmed at Amazon.
| Detail | Documented value | Evidence |
|---|---|---|
| Model | PTT522K | Amazon listing |
| Insert | 5/8 in | Amazon listing |
| Throat | 2 in | Amazon listing |
| Opening | 2.3 in | Manufacturer |
Listing checked September 17, 2026. These are documented claims, not independently measured results.
Match clamp opening, throat, contact pad and table connection to flat stock, tubing and upright work.
Read the guideEvaluate homemade table-clamp ideas, mounting interfaces and removable fixture alternatives without assuming a modified clamp retains its rating.
Read the guide
The PTT634K Inserta pliers use a 5/8-inch table insert and a rear crank handle; Strong Hand lists a 3.3-inch opening and 3.4-inch throat.
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The UEN5200 Inserta clamp is listed with an 8 1/2 inch opening for taller workpieces.
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These Turnirace clamps list a 6.5 inch opening for table-mounted workholding.
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