12 x 2 1/2" Bright Zinc Countersunk Woodscrew (Box of 200)

A traditional twin-thread woodscrew with a single lead start for a fast installation. Mainly used in soft timber applications or masonry with a plastic plug.

Double countersunk head reduces the likelihood of head shear and assists completion of countersinking.

Made from C10-18 steel to ensure consistent quality.

60Deg twin threads with parallel shank for faster insertion and greater pull-out resistance.

Surface hardened up to 750 HV to prevent torque shearing under load and a core hardness of up to 450 HV for improved ductility.