Large diameter holes: Hole saws are ideal for making large holes that would be tough to accomplish with typical drill bits. A: Spade drill bits are speedier than hole saws. If you need to drill a number of holes in less time, opt for a spade drill little bit. In https://wholesale-hole-saws82593.blog2news.com/36113691/an-unbiased-view-of-hss-hole-saw