Samac PX420PP 4x20mm Performance Plus TORX Hd (200) PX420PP Performance Plus high performance wood screws TORX reinforced double countersunk head reduces cam out and improves torque transmission Self-countersinking ribs help achieve a flush finish Waxed zinc and yellow passivated finish provides corrosion resistance and reduces driving torque Milling tread reduces torque and helps prevent splitting Serrated thread cuts into wood to reduce splitting and driving resistance Type 17 cut point reduces splitting and the need for pre-drilling Supplied in a box of 200 Free TORX bit included Samac Performance Plus TORX head wood screws are designed for efficient, reliable fastening in timber applications. The advanced head and thread design delivers improved drive control, reduced splitting, and a cleaner finish, making them ideal for professional results. With corrosion-resistant coating and reduced insertion torque, these screws offer dependable performance and ease of use on every job.