Timco Classic Multi-Purpose Screws - PZ - Double Countersunk - Exterior - Black 3.5 x 16 (Box 200)

All the features and superior performance of the Classic Multi-Purpose Screw with a corrosion resistant coating to withstand over 1,000 hours salt spray. Designed to be used with black ironmongery. NOTE: Sharp point only. Double countersunk reduces the likelihood of head shear and assists completion of countersinking 40° deep single thread to provide a secure fixing with high pull-out resistance