4 X 40 CLASSIC BLACK MULTI PURPOSE SCREW

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. • 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 • Single slash on 25mm+ to reduce torque and the likelihood of the timber splitting when the screw is inserted close to the edge