Coarse thread Drywall--Sharp point: A bugle head screw with spaced threads, extra sharp point and black phosphate finish. Coarse thread Drywall--Sharp point: For attaching drywall to wood studs or to 25 gage metal studs. Please see the specifications in the spec sheet for full details (if spec sheet is not available, please email us and we will provide). If you have any questions or doubts, or if your requirements include specific dimensions, please contact us prior to placing your order. PICTURES ARE REPRESENTATIVE OF ITEM, BUT ARE NOT OF THE ACTUAL ITEM. Product dimensions, finish, head markings, thread length, stamping shape or forging shape, etc., may differ from picture. Products are guaranteed to meet the specifications to which they are manufactured. Specifications allow for tolerances in dimension and shape, which can vary from lot to lot.