4,2 / max. 0,9 - Self tapping screws, flat wafer head, EPDM washer assembled

Type: WSTC
Technical parameters
Screw material  hardened carbon steel
Coating galvanized ≥ 6 µm 
Substructure  timber
steel
plastic
Thread diameter  4,2 mm
Drilling capacity (steel) max. 0,9 mm
Screw head  Ø 11 mm
wafer head
Sealing washer  EPDM
Screw drive  PH2
Installation speed (rpm.)  max. 2500
Optional RAL palette colours  powder paint coating, max. 60 µm
CE-14566RAL
Features and benefits
  • Drilling capacity through steel of thickness up to 0,9 mm
  • CE certificate acc. to EN 14566+A1
  • Sharp & precise drilling point
  • EPDM washer for seal assured fixing
  • Installation with PH2 insert bit
  • Reaction to fire: meets the requirements of class A1
Application
  • Overlapping of thin-walled steel sheets
  • Metal sheeting fastening to lightweight steel or PVC profiles
  • Metal sheeting fastening to timber substructures
  • Recommended for environments with C1–C2 corrosivity categories acc. to EN ISO 12944-2
  • Powder paint RAL coating allows fastener use in environments  with corrosivity category up to C3

Product variants

Size d x L (mm)
Drilling capacity Σti (mm) steel
Bit PH
Unit packaging (pcs)
Outer carton (pcs)
INDEX
4,2 × 13 0,9 PH2 500 6 000 201313/0
+
4,2 × 16 0,9 PH2 500 6 000 201316/0
+
4,2 × 19 0,9 PH2 500 6 000 201319/0
+
4,2 × 25 0,9 PH2 500 6 000 201325/0
+
4,2 × 30 0,9 PH2 500 6 000 201330/0
+
4,2 × 32 0,9 PH2 500 6 000 201332/0
+
4,2 × 38 0,9 PH2 500 6 000 201338/0
+
4,2 × 45 0,9 PH2 250 3 000 201345/0
+
4,2 × 50 0,9 PH2 250 3 000 201350/0
+
4,2 × 65 0,9 PH2 250 3 000 201365/0
+
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DRILLER® self drilling, self tapping screws

Wide offer of trusted self drilling, self tapping screws with parameters confirmed by European Technical Approvals and ensured by detailed quality control. HAMAR® professional fasteners for reliable fixing.

self-drilling, self-tapping screws on a metal sheet background
P.H. HAMAR Sp.j. B. i H. Grzesiak
81-061 Gdynia, ul. Hutnicza 7, Poland
  • TEL.          +48 58 663 73 53

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Registration data:
VAT ID PL   585 00 05 736
REGON   190293799
KRS   0000005355
District Court Gdańsk-Północ in Gdańsk
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