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S-MS 31PS Self-drilling sheet metal screws

Self-drill screw S-MS31PS 4,8x20 #2229869

L137189 (199289)

Self-drilling screw (A2 stainless steel) with washer for chipless fastening of thin metal sheets (up to 2x 1.0 mm)

  • Screw drive/recess type: TX 25
  • Washer size: 12 mm
  • Base materials: Carbon steel, Aluminium
premium

Choose options

Drilling capacity range DC
  • 0.8 - 2 mm
Thickness fastened range MF
  • 0.8 - 4 mm
Length
  • 20 mm
Pack size
  • 500 pc
 Product options
Quantity
Pack
Total Pieces
500
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Discounted net
INR 26,495.00
INR 52.99
/
1 each

Technical Data

Screw drive/recess type
TX 25
Washer size
12 mm
Base materials
Carbon steel, Aluminium
Environmental conditions
Dry indoor, Indoor with temporary condensation, Outdoor with low pollution, Outdoor with moderate concentration of pollution
Screw diameter d
4.8 mm
Length
20 mm
Screw head diameter
10 mm
Product class
Premium
Washer type
Bonded EPDM

Documents

pdf ETA-18/0880_for_SM_screws_2024-04-11_en, English, German [ 4.4 MB ]

Features & Applications

Features

  • Self-drilling screw for fast assembly in one step
  • Fast and sharp screw tip for chipless fastening and no work for cleaning metal chips
  • Pan head for improved aesthetics and better accessibility in tight spaces
  • Attractive final appearance – screw head can be coloured to match the façade
  • Perfect Sealing (PS) feature – specially engineered geometry below the head which prevents over-compression of the EPDM washer, helping to reliably seal out water

Applications

  • Fastening thin metal sheets (up to 2x 1.0 mm)
  • Stainless steel (A2) for fastening in mildly corrosive environments
  • Fastening overlap joints between profile metal sheets and sandwich panels
  • For applications requiring water-resistant fastenings - 12mm washer included
  • Fastening aluminium to steel or aluminium substructures
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