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Katori Washers
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Katori Washers

Katori (cup-shaped) washers used with roofing bolts and hooks to provide a watertight seal on roofing sheets.

Category
Type
Katori
Size Range
5/16", 3/8"
Material
Mild Steel (MS)
Standard
BSW

Available Sizes

5/16"3/8"

Properties

  • MaterialMild Steel (MS)
  • Thread StandardBSW (British Standard Whitworth)
  • ManufacturingForging / Sheet Metal
  • FinishSelf-colour / Oiled

Applications

  • Roofing Sheet Installation
  • General Fastening
  • Waterproofing Applications

Frequently Asked Questions About Katori Washers