The Reisser Woodscrews Cutter Screws are high performance Pozi Countersunk screws designed for use in DIY projects. Made from hardened steel with a tropicalized yellow finish, these 4 x 50mm screws feature a wide, deep single-start thread for optimal performance. The 20° needle point ensures easy and efficient drilling, while the reinforced countersunk head provides a secure and sturdy hold. Perfect for both indoor and outdoor use, these waterproof screws are ideal for a variety of applications in the home, furniture, and DIY industry.