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The step drill bits can be used to chamfer, bur, and drill or enlarge holes. The step drill bits can work with stainless steel sheets, aluminum alloy, plastic material, and wood. Smoother and rounder holes.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.