Wood screw countersunk 4.5 x 50 (Pack de 100)

Measurements: 50x8 mm Peso: 0,004 kg Material: Stainless steel Certification: ETA 11/0190 Screw Ø: 4,5 mm Length de thread: 28,0 mm Screw head: Countersunk Screw tip: Drill bit

Pre-drilling not necessary Use screw with: Wood Minimum screw penetration: 18 mm Drive: Torx 20

Note: El in-roof sistema must be installed con great care. If installed incorrectly, a roof will leak. If you have little experience con este type de instalación, ask us o Renusol para advice y get training.