Sympafix - Door and Window Screws - Zinc Clear
ICCONS door and window screws by Sympafix are a hardened screw with engineered thread for cutting into concrete. Relief points in thread allow for debris removal. Torx 30 drive and available in a range of lengths, this specialised screw is for use in concrete and wood with incredible loads and its easy to install! This specialised screw is ideal for door and window frame applications into concrete.
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