7 x 3 Square Trim Head T17 Deck Screw 305 SS

7 x 3 Square Trim Head T17 Deck Screw 305 SS . Stainless trim head decking screws with a square drive recess. 305 series stainless steel provides maximum strength and best possible corrosion resistance. The Type 17 tip provides superior penetration and resistance to splitting through the hardest woods.