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Malco Zip-In HW7X1/2Z15M Self-Piercing Sheet Metal Screw, Imperial, #7, Hex Washer Head, Slotted Drive, Zinc Plated


  • Locke Part #: M0041
  • Mfg. Part #: HW7X1/2Z15M
  • Manufacturer: Malco
  • UPC: 686046510781

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  • Undercut - indented hex washer slotted head
  • Bright zinc plated
  • Burr free
  • Full 1/4 in (No 8) head will not strip out of hex driver opening
  • One 1/4 in hex driver accommodates all sizes
  • Undercut - always seats flush
  • Some screws sizes available in pails
  • Trademarked and patented head markings indicate one and only genuine zip-ins
  • Combination lead double thread design single starting thread machined down to very tip of screw point, Instantly penetrates and engages in heavy gauge sheet metal and layered light gauge
  • Consistent hard point quality controlled heat treat
  • Sharp tapered point will not mushroom or break
  • No walking
  • Country of Origin: JP
  • Diameter - Thread Size: #7
  • Drive Type: Slotted
  • Finish: Zinc Plated
  • Head Size: 1/4 in
  • Head Style: Hex Washer
  • Measurement System: Imperial
  • Mfg Standards/Approvals: US Patent No. D524/638
  • Pack Quantity: 15000 pk
  • Thread Length: 1/2 in
  • Thread Type: Double
  • Type: Self-Piercing