7/8-9 x 4 1/4 Hex Cap Screw SS 316 (A4)

1/4 x 2 Nail-in Anchor Mushroom Stainless Steel (100)

Over-sized thread diameter tightly fills the existing spike holes for better holding strength and a watertight fit #3 square drive virtually eliminates cam-out during hard to reach installations Durable UV resistant white and brown head paint matches most gutter systems Thick galvanized base coating guaranteed not to rust or react with aluminum Free driver bit included American made

As the anchor is driven into the hole

3/4-10 x 4 1/2 Socket Cap Screw Alloy

7 x 1 5/8 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - 5 lbs Pack (975) Magnetic Bit Holders 7/8-9 x 4 1/4 Hex7 x 1 5 8 Simpson Trim Head Wood Decking Screws Square Drive 316 SS 5 lbs Pack (975) . #1 square recess drive and trim head with a Type 17 tip for faster starts and to resist splitting in hardwoods. Coarse threads run approximately 2 3 up the shank to draw the decking tightly to the substrate. Pre drilling is recommended near board ends to reduce splitting. Use only with stable woods and wood substitutes for less noticeable fastening. Slender #7 shank