The Takeaway: Diablo’s Impact Strong Step Drill Bits are a fast, convenient way to drill holes from 3⁄16 of an inch to 1-1⁄8 inches without having to swap bits.While they can drill many ...

Cordless drills generally cost around $100-$200, and some are sold in sets that include bits, batteries, carrying bags or attachments. Most cordless drills have a 3/8-inch chuck, although some ...