4,8 / max. 2x1,0 - DRILLER® chipless stitching screws for steel sheets overlapping

Type: WKFT (H-GW)
Technical parameters
Screw material hardened carbon steel
Coating galvanized ≥ 12 µm
Substrate steel
Thread diameter 4,8 mm
Drilling capacity (steel) 2x0,5 - 2x1,0 mm
Head type hexagonal head
Head size 8 mm [5/16”]
Installation speed (rpm.)  max. 2500
ETADriller
Features and benefits
  • Drilling capacity through steel of thickness up to 2x 1,0 mm
  • DRILLER® brand product for professional use  
  • Sharp, conical geometry of thread allows non-skid application
  • Fastening without swarf
  • Installation with 8 mm hex nutsetter
  • Reaction to fire: meets the requirements of class A1 acc. to EC 96/603/EC
Application
  • Fast, chipless stitching of trapezoidal steel sheets
  • Optimal for roof installations of solar & PV panels
  • Recommended for environments with C1–C2 corrosivity categories acc. to EN ISO 12944-2

Product variants

Size d x L (mm)
Drilling capacity Σti (mm) steel
Hexagonal nutsetter
Unit packaging (pcs)
Outer carton (pcs)
INDEX
4,8 x 19 2×0,5 - 2×1 8 500 4 000 14019T
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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
VII Commercial Division

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