25 Pack Quick Screw 5" inch Aluminum Hidden Rain Gutter Bracket Hook clip style Hangers with pre inserted 3" long ?" hex head self drilling screw

Strength: This hanger is Self-bracing at the greatest stress points. The curved shape gives the body of the hanger greater strength and reinforcing ribs run the entire length of the hanger. Durability: Screws stay in longer than spikes over time, All aluminum surfaces are corrosive free unlike steel which even if coated will eventually rust. Fast, Easy, Blemish Free installation: The Angled Screw Design is superior to straight hangers or spikes, the screw is held precisely while allowing the drill driver bit holder to clear the gutters outer edge. Attractive Appearance: Completely invisible from below the eave once installed. Fits tightly in the gutter nose & clips snugly to the back of the gutter. Comes with a pre inserted 3" long, 1/4 " hex head self piercing screw with a taller head than the competition for more rapid and better tool engagement and increased tool life. It also keeps the screws from slipping out of the drivers as easily. For installation directly through the fascia into the rafter end with 1-3/8" total penetration depth. Recommended hanger spacing is 24" on centers. Great for Straight or Angled Fascia Boards and Re-enforcing Existing Gutters Preferred by gutter contractors throughout the U.S.