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Slug-Buster®
Greenlee Slug-Buster® White Background
Slug-Buster®
  • Punch profile splits slugs for easier slug removal
  • Produce clean, fast, and accurate holes
  • Available in sizes up through 2” conduit sizes
  • Punch up to 10 gauge (3.5 mm) mild steel, aluminum, fiberglass, and plastic
  • Use with battery-powered, hydraulic, ratchet or manual drivers
Standard Round Knockouts
Greenlee Round Knockouts on White Background
Standard Round Knockouts
  • Produce clean, fast, and accurate holes
  • Available in ½” to 4” conduit sizes
  • Punch up to 10 gauge (3.5 mm) mild steel, aluminum, fiberglass, and plastic
  • Use with battery-powered, hydraulic, ratchet or manual drivers
Greenlee Building America Rockford Richard
Richard, Set-up & Operator at Research Parkway, Rockford, IL
"I feel proud to work for Greenlee. They make quality products and I'm proud to put my name on it."