The broad category of roofing nails encompasses shingle nails, and some some ring shank nails. Lengths vary between one inch and three inches, depending on the dimensions of the roofing material. Head diameters vary between 5/32-inch and half-inch. Heads can be large, large flat or checkered. Gauges vary between 8 and 13. Available in steel and stainless steel with choice of smooth, electro galvanized and stainless steel finishes. While you’re fixing or installing that roof, be sure to get the right claw hammer for the job.