Hillman blue Tapper concrete screw anchors, 1/4 in. x 3-1/4 in., with a flat Phillips head, 3 per package.

• 1/4 in. x 3-1/4 in., 3/16 in. drill size
• Flat head, Phillips drive
• Blue Perma-Seal coating for long-lasting corrosion protection
• Designed to fasten into concrete, brick and block
• Unique thread design allows a steady drive and torque reduction when installing
• Use for window installations, rails, door frames, storm shutters, fixtures and thresholds
• Tapper bit included
• 3 pieces per package