Self-Drilling Screws for Iron Plates Power Point Type: Countersunk Head Size: 4.0 x 16mm Quantity: 100 pieces Material: Steel/Unichrome Applicable Plate Thickness: Up to 3.2mm These will be shipped in bags of 100 pieces. We have many other sizes available, so please comment if you're interested, and we'll prepare them depending on stock. Shipping will likely be via Yu-Packet, so we can combine items up to 1kg and offer a discount for set purchases. These are surplus items, so while we believe there are no issues with the product, we cannot offer a complete guarantee. The screws themselves are, of course, unused. What are self-drilling screws? They have a drill-shaped tip, making it convenient to install them into iron plates without pre-drilling. You can drill, insert, and tighten with just one screw. They are also often used as a substitute for wood screws. We also have various other types of screws for sale, so please take a look at our home page if you'd like (^-^) We also have great value sets! We have many other screws for sale, so please take a look! ↓↓↓ #KontaDIY DIY Screws Bis (Screw) DIY (Do-It-Yourself) Drill Power Point Pan Head Countersunk Head Shin Washer Iron Self-Drilling Screws Hobby For Iron Plates #DIY #Screws #Bis #DIY #Drill #PowerPoint #PanHead #CountersunkHead #ShinWasher #Iron #SelfDrillingScrews #Hobby #ForIronPlates #Carpenter