8 x 2 1/4 Six-Lobe (Torx) Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board NF8PF Their internal teeth firmly grip

Their internal teeth firmly grip bolts or screws

The 5/16-18 x 2 3/4 Hex Cap Screw Grade 2 Zinc is a high-quality fastener designed for a variety of applications

Its 3/8-16 thread size and 2 3/4-inch length provide ample holding power for various applications

which provides excellent protection against rust and corrosion

indicating its ability to withstand high levels of stress and load

8 x 2 1/4 Six-Lobe (Torx) Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board NF8PF Their internal teeth firmly gripThese 8 x 2 1 4 inch six lobe (Torx) bugle head coarse thread drywall screws are designed for use in particle board applications. They feature a black phosphate finish for corrosion resistance and a bugle head for a flush, countersunk finish. The six lobe drive design provides increased torque and reduces cam out, making them easy to drive. These screws are ideal for a variety of drywall and particle board projects, including wall and ceiling