Feature: 1. Standard Screws: These screws are standard screws with a decorative black coating, which is solvent based, chemical resistant and also RoHS2 compliant. 2. Dip Spin Black Coating: Dip spin black coating provides a slightly improved level of corrosion protection without disturbing the threads. There are no deposits or grooves in the head. 3. Perfect Substitute: These countersunk screws are perfect substitutes for old screws, allowing your machine to work normally and safely. 4. Countersunk Design: The countersunk design is easy to install and helps increase the contact area, and the high strength material avoids damage to the design. 5. Ensure Safe Installation and Removal: This is a countersunk cross screw that ensures safe installation and removal, which is very suitable for high accuracy machines. Specification: Item Type: Countersunk Cross Screws Material: A2-70 Model: M3 Execute Standard: DIN 965 Process: Black Galvanized Thread Diameter: Approx. 3mm / 0.12in Pitch: Approx. 0.5mm / 0.02in Bolts Head Height: Approx. 1.65mm / 0.06in Head Diameter: Approx. 5.4mm / 0.21in Screwdriver Size: PZ1 Package List: 50 x M3 x 4 Bolts or 50 x M3 x 5 Bolts or 50 x M3 x 6 Bolts or 50 x M3 x 8 Bolts or 50 x M3 x 10 Bolts or 50 x M3 x 12 Bolts or 50 x M3 x 16 Bolts or 50 x M3 x 20 Bolts Note: Please note though that due to the thin application on these screws, which is possible that the coating may scratch slightly.