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Drilling screw, hexagon head with reduced drill tip and sealing washer piasta®
Drilling screw, hexagon head with reduced drill tip and sealing washer piasta<SUP>®</SUP> - 1
Drilling screw, hexagon head with reduced drill tip and sealing washer piasta<SUP>®</SUP> - 2
Drilling screw, hexagon head with reduced drill tip and sealing washer piasta<SUP>®</SUP> - 3
Drilling screw, hexagon head with reduced drill tip and sealing washer piasta<SUP>®</SUP> - 4
Drilling screw, hexagon head with reduced drill tip and sealing washer piasta<SUP>®</SUP> - 5

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Drilling screw, hexagon head with reduced drill tip and sealing washer piasta®

A2 stainless steel with drill bit tip and moulded thread made of hardened steel. For fastening thin-walled profile panels (splice plate connections) made of steel and aluminium ≤ 2 mm

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Available in 5 versions

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The sealing washer consists of an A2 stainless steel metal back with vulcanised seal made of high-quality EPDM



Reduction of the assembly time using the drill bit tip by min. 50%:


  • Drilling without centrepunching

  • Thread moulding

  • Securing

All in one operation



Suitable for component combinations tI / tII according to approval ETA-10/0184


  • Steel/steel - for ∅ 4.8 mm and 6.3 mm

  • Aluminium/steel - for ∅ 6.3 mm

  • Aluminium/aluminium - for ∅ 6.3 mm