Buildex Tek Screws Hex

The original self-drilling, self-tapping screw for fastening various materials to steel. Teks Screws drill, tap and fasten in-one operation.


  • High clamping action
  • The integral washer on Maxiseal prevents water ingress and reduces bimetallic corrosion
  • High thread on Maxiseal MXHT supports the outer sheet of composite panels
  • Seals when driven at an angle - Maxiseal 1 - 2º Sharp convex drill point has precise cutting edges to improve drill performance with less effort
  • Climaseal finish provides excellent corrosion resistance and lower tapping torque

Types of Materials

Steel - hot & cold rolled

Main Uses

Steel framing systems - approved by Metsec, Hadley & Kingspan -  Brick ties - Bracketry to steel - Flashing - Composite panels and Wind posts

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