Simpson Strong-Tie SDWH271200GR30 Hdg Timber Hex Structural Screw, 12", Box of 30 Crystal Drain Cleaners Extremely weather resistant

Extremely weather resistant

Sealing a garage door is much like sealing a standard door

Easy squeeze double leverage operation

Contains Pennington's wxclusive "Penkote" technology to ensure better plant growth

Simpson Strong-Tie SDWH271200GR30 Hdg Timber Hex Structural Screw, 12", Box of 30 Crystal Drain Cleaners Extremely weather resistantHighlights: Size: 12" Box of 30 Great for all types of coastal projects Burly 0. 276 in. shank diameter for heavy duty structural applications SawTooth point design for fast starts and no pre drilling 3 8 in. hex drive for secure driving Oversized 0. 930 in. diameter integral washer eliminates the need for a separate washer For best results, use a minimum of 1 2 in. low speed corded drill to install ASTM A153 class C hot dip galvanized coating