Acorn S-WM14234G250 Metal Building Screws, 2-3/4" Hammer Drill Weight: 12

Weight: 12

Adjustable spark guard allows user to channel sparks

Beautiful chrome finish provides long-lasting durability

Clear coat blade protection for more durable markings

Length: 6"

Acorn S-WM14234G250 Metal Building Screws, 2-3/4" Hammer Drill Weight: 12Wood to metal screws are made from C1022 steel, case hardened for fastening wood to steel or aluminum. #10 24 screw is a Phillips wafer head. #12 24 (#14 Head) and #14 20 screws are star drive flat head. The star drive flat head reduces camout and end load, handles greater torque than Phillips or square drive, and eliminates spinning and fastener damage. For star drive use a T30 drill bit (not included). Reamer wings drill through wood and snap off