TIMCO Self Drilling Screws 4.8 x 38 Zinc Box of 200

General description These TIMCO Self-Drilling Wing-Tip Steel to Timber Light Section Exterior Silver Screws are specifically designed for attaching wood to metal, with a maximum thickness of 4mm. The screws feature a coarse self-tapping thread with wings that ream out the timber, allowing for optimal performance without burning out. Technical specifications Dimensions: 4.8 x 38 mm Maximum metal thickness: 4 mm Usage Ideal for securing timber to metal structures. Wings break off upon contact with metal to allow the thread to engage properly.