No.4 (3mm) x 25mm Slotted Round Head Woodscrews (DIN 96) - Brass Slotted Round Head Woodscrews feature a fully domed head and a slotted drive. The slotted drive is the simplest form of screw drive which is designed to be used with a Flat Head Screwdriver, whilst the fully rounded head offers an attractive finish free of sharp edges. The course thread and plain shaft on these woodscrews is specially designed for joining wood together in instances such as holding wooden panels to structural timber. These Slotted Round Head Woodscrews are made from Brass which offers both high tensile strength and high corrosion resistance. For larger quantities or custom lengths, please email and one of our team will provide you with a quotation. No.4 (2.9mm) x 25mm Slotted Round Head Woodscrews (DIN 96) - Brass