Simpson Strong-Tie CB3BLG158S CB3BLG Fiber-Cement Board Screw (Collated), #10 x 1-5/8-in. #3 SQU, 1500-Pack

• 0.375-in. ribbed wafer head with nibs for easy countersinking
• #3 undersized square drive (2 driver bits in each box; replacement bit model BIT3SU)
• Coarse threads
• Type-17 point
• C-3 mechanically galvanized coating
• Straight collation
• Size: #10 x 1-5/8 in.
• Quantity: 1,500

The CB3BLG is designed for dense fiber-cement-to-wood applications. This collated screw is used with the Quik Drive PROLDHG2 underlayment/backerboard system. The coarse-threaded CB3BLG screw features a design ideal for countersinking to provide a clean, concealed finish.

• 0.375-in. ribbed wafer head with nibs for easy countersinking
• #3 undersized square drive (2 driver bits in each box; replacement bit model BIT3SU)
• Coarse threads
• Type-17 point
• C-3 mechanically galvanized coating
• Straight collation
• Size: #10 x 1-5/8 in.
• Quantity: 1,500