Klein Tools - For Professionals Since 1857

Spud Wrench 1/2-Inch Bolt for Heavy Nut


  • Forged from select alloy steel to withstand high-leverage and heavy loads
  • Extra heavy-duty head area gives maximum strength and durability
  • Continuous taper of handle makes lining-up bolt holes easy and works on a range of bolt and/or hole sizes without binding
  • Extra-large hub area works on larger diameter holes better than other wrenches
  • Catalog number, bolt size and nominal opening size are stamped on every wrench for easy identification
  • American Bridge design
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Interactive Catalog

Forged from select alloy steel, the Klein Tools 1/2-Inch Erection Wrench is designed to withstand high-leverage and heavy loads. It's designed for use with 1/2-Inch bolts and U.S. heavy nut types. The extra-duty head area gives maximum strength and durability. Plus, the continuous taper of the handle makes it easy to line up bolt holes.

Overall Length:
14.75'' (374.7 mm)
Nut Type:
U.S. Heavy
Bolt Size:
1/2'' (12.7 mm)
Nominal Opening:
7/8'' (22.2 mm)
Head Width:
2.25'' (57.2 mm)
Taper Diameter:
7/8'' to 3/16'' (22.2 to 4.8 mm)
1.4 lb (0.6 kg)
Additional Information
  • Always wear approved eye protection.
  • Do NOT push or hammer wrench.
  • Do NOT extend handle length.