Flat cap screws are quick-assembly binding shafts which push together to close and, though removable, offer a more tamper-resistant bond than the similar viking hat screws. Available in four lengths, the flat cap screws will fasten together materials ranging from approximately 1/8" to1-3/8".
Viking screws are rapid-assembly binding screws that push together to close and unscrew to remove. Available inĀ five lengths, the viking screws will fasten together materials ranging from approximately 0" to 1-3/4".