Tape a penlight to the casing of your drill - you can then see exactly where you are even if it's dark.
Drill with gentle pressure.
Some models right at the top of the market now have nickel-metal-hydride (NiMH) batteries, which carry a longer charge and are more environmentally friendly.
Make sure grinders, saws and similar equipment equipped with appropriate safety guards.
Use appropriate safety glasses, face shields, etc. while using hand tools or equipment that might produce flying materials or be subject to breakage.
A spade bit tends to tear the wood as it drills through the other side.
Hammer or percussoin drills are great for drilling holes into brick work.
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