GOST 26474 - Diamond and Extra-Hard Composite Material Drill Bits and Core Bits. Types and Main Dimensions. BS ISO 9714-1 - Orthopaedic Drilling Instruments Part 1: Drill Bits, Taps and Countersink ...
Drill bits are primarily used for creating circular holes in materials from drywall and wood to metal and masonry. They might create a hole for an anchor or fastener, or a passage to feed wiring.
Selecting the right tools for the task will enable you to drill effectively into bricks,” says Matt DiBara, fourth-generation mason contractor at DiBara Masonry in Los Angeles, California ...
The lightweight concrete block proved a much more straightforward challenge, the drill swiftly plunging down to the claimed 25mm, and deeper, with a 6mm masonry bit and using the hammer setting.
For any larger masonry jobs, I tend to dig out an old ... so long as you invest in the correct drill bits. I found the provided double bit is fairly poor for screw driving work and is awkwardly ...