Whenever you have to drill a hole in brickwork or concrete, whether its for a fixing or for a pipe / cable, etc to pass through, once you have marked the centre of the hole start drilling using a good quality masonry bit with the hammer or SDS action switched off so the drill bit creates an indentation, then you can continue drilling the hole with the hammer or SDS switched back on without the drill bit sliding all over the wall and removing your centre mark. If the hole you are drilling is larger than 8mm I would start off with smaller drill bits and increase the size, re-drilling the … [Read more...]
WHICH DRILL? HAMMER OR SDS
Safety tip :- Always use safety goggles/protective eyewear when drilling holes in masonry. To drill holes in masonry you obviously need some form of power/battery drill, which one you choose depends on the material you are drilling the hole in and how big a hole you wish to drill. Power/battery hammer drills are usually adequate enough for general domestic use, i.e. drilling fixings for screws and plugs, but if you have to drill a hole in excess of 8mm, I would use a power/battery SDS (Special Direct System) drill to do the job. If you have never used an SDS drill before I guarantee … [Read more...]
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