likely essentially the most common are Nos. one and a couple of, Despite the fact that No. 0 will probably be essential for many incredibly small screws and three and four for giant screws. (See The purpose / Bit https://faycjfy816940.thechapblog.com/29184367/how-much-you-need-to-expect-you-ll-pay-for-a-good-types-of-screw-heads