TIMco Twin-Threaded Blackjax Screw
Specification
A twin-threaded woodscrew with a black japanned finish designed to be used with black ironmongery.
Round Head Pozi recess for reduced cam out and round head for reliable clamping.
Twin Thread 60°: Twin-threads with parallel shank for faster insertion and greater pull out resistance.
25° sharp point: The 25° sharp point and single leading thread achieves a fast start and improved thread acceptance.