IRWIN part description

Features and Benefits

  • Constructed from the highest grade cast iron, forged and heat treated to ensure maximum durability
  • Unique hammer head design provides a flat surface for hammering
  • Easy-spin adjusting nut is heat-treated for durability
  • Wide I-beam handle design provides better weight distribution
  • Drop-forged jaw is heat-treated to resist distortion or breakage
  • Hardened teeth provide tremendous bite
  • Housing constructed of heavy-duty cast iron

IRWIN TOOLS® is a leading manufacturer and distributor of high-grade power tools, hand tools, and power tool accessories for trade professionals worldwide. The brand's products meet the needs of fleet managers and professional mechanics who demand durability and unparalleled performance from the tools they need. IRWIN TOOLS' product portfolio includes popular and widely used brands like the Vise-Grip®, IRWIN®, Quick-Grip®, Marathon®, Strait-Line®, Speedbor®, Marples®, Hanson®, and Unibit®. For more than 100 years, continuous innovation has been the benchmark of IRWIN TOOLS. Since its establishment in 1885, with the advent of the first IRWIN Auger Bit, IRWIN has been leading the industry in creating professional-grade tools for mechanics and merchants.

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