Description

Wurth Tek Screws

Tapping screw thread with head diameter of 7.0 mm.

Self-drilling window construction screw for use in UPVC window construction.

For connecting UPVC profiles with the metal reinforcement (up to 2.5 mm) and for securing fittings on profiles with metal stiffening (up to 2.5 mm).

• Material: Steel
• Surface: Galvanised
• Thread type x nominal diameter: ST3.9
• Head diameter: 7 mm
• Drill tip length: 6 mm
• Internal drive of screw: H2
• Screw head type: Countersunk oval head
• Shape of marker tip: Drilling tip
• Other standard: WN 207
• Drill bit diameter: 3.2 mm