Simpson Strong-Tie SDWS22800DB-R50 Exterior Screw, 8", Tan Gas 2-1/4" steel collar

2-1/4" steel collar

OA Dia x Length: 1-3/4" x 3-1/4"

The knife-friendly surfaces of these boards are designed to mark slightly during use

and all hex magnetic bit holder

Adjustable 22-1/2" overall height

Simpson Strong-Tie SDWS22800DB-R50 Exterior Screw, 8", Tan Gas 2-1/4" steel collarSimpson SDWS Exterior Double Barrier Structural Wood Screws are designed with a shorter thread length to fasten multi ply members such as trusses, engineered lumber products and solid sawn lumber. Large washer head provides maximum bearing area and deep 6 lobe recess reduces cam out. Requires type T 40 bit. Optimal screw lengths provide maximum penetration while preventing the point from protruding out the back member. Highlights: High strength