A: Hello, the head diameter is 0.3300". You don't need to predrill for these screws, so we don't have a countersink size on this item. Thank you for your inquiry.
A: Hi, and thank you for your question. We apologize we do not have the answer at this time, but we will gather the info and get back to you as soon as possible.
A: Hello, This item is not designed for structural use. Thank you for your inquiry.
A: Hello, These are not rated for structural/framing use. This product specifies they are great for use on all exterior material applications. Thank you for your inquiry.
|Name||2-1/2 in. Green Exterior Self-Starting Star Flat-Head Wood Deck Screws #9 (1 lb./87 pcs)||3 in. Tan Exterior Self-Starting Star Flat-Head Wood Deck Screws #9 (1 lb./73 pcs)||#8 x 1-5/8 in. Star Flat-Head Wood Deck Screw 1 lb.-Box (124-Piece)||#9 x 3 in. Star Flat-Head Wood Deck Screw 1 lb.-Box (73-Piece)|
|Screw Length||2-1/2 in||3 in||1-5/8 in||3 in|
|Head Style||Flat Head||Flat Head||Flat Head||Flat Head|
|Product Weight (lb.)||1 lb||1 lb||1 lb||1 lb|
|View Product||View Product||View Product||View Product|