Every workshop has a corner that defeats a normal drill. Between two studs, inside a cabinet carcass, behind a sink, under a low joist — you can get the bit roughly where it needs to go, but the body of the drill hits the wall long before the bit reaches the wood. That is the whole reason the right-angle drill exists. It is not a gimmick tool. It is a standard drill with its chuck turned ninety degrees, so the business end fits where the rest of the tool cannot.
If you have ever drilled a hole at a slant because you could not get square to the work, or driven a screw with a stubby bit holder at a painful angle, you already know the problem this tool solves. This guide covers when to reach for one, which kind to buy, and how to use it without snapping bits or stripping screws.
What a right-angle drill actually is
A right-angle drill does the same job as any drill — it spins a bit and drives it into material. The difference is the gearbox at the front. Instead of the chuck sitting in line with the motor, it sits at a right angle, driven through bevel gears. The head is short and flat, often only a few centimetres tall, so it slides into gaps a normal drill body never will.
You will meet two main kinds. The first is a dedicated right-angle drill, a complete tool built around that angled head. The second is a right-angle attachment that clamps onto a drill you already own. Attachments are cheaper and fine for occasional use, but they add length, they can wobble under load, and they usually cannot match a dedicated tool for torque. If you only need the tool once for a plumbing repair, an attachment will do. If you frame walls, run wiring, or fit cabinets regularly, buy the dedicated drill.
Most dedicated models are cordless now, typically 12V or 18V, with a compact head and a paddle-style trigger that you squeeze from the side. Corded versions still exist and tend to be stronger, but the cord gets in the way in exactly the tight spots you bought the tool for, so cordless wins for most people.
When a right-angle drill is the right call
The classic job is drilling through studs for wiring or plumbing. A standard drill cannot sit square to the stud when the wall is already framed, or when you are working from inside a narrow bay. A right-angle drill drops between the studs, lines up square, and bores a clean hole without chewing the edge of the timber.
Cabinets are the second home for this tool. Fitting hinges inside a carcass, drilling shelf-pin holes, or driving screws into the side of a cabinet where the opposite wall is only 30 centimetres away — all of these are miserable with a full-size drill and straightforward with an angled head.
Plumbing and renovation work throws up the same problem constantly: drilling joists for pipes, working under sinks, screwing deck boards near a wall, or reaching behind a toilet cistern. Anywhere the work surface is close to an obstruction, the right-angle head earns its keep.
It is not, however, a replacement for your main drill. The angled gearbox loses some efficiency, the head is harder to hold steady for precision work, and most right-angle drills are slower than a standard drill-driver. Use it for the jobs that need it, and keep your regular drill for everything else.
Choosing one: what actually matters
Head height is the first number to check, because it decides whether the tool fits your gap. Measure the tightest space you expect to work in and buy a head shorter than that, with a little room to spare for the bit. A head that is five millimetres too tall is useless, no matter how good the rest of the tool is.
Torque matters more than top speed here. Right-angle work is mostly low-speed, high-load drilling — big spade bits through studs, long screws into framing. Look for a model with a proper gearbox and two speeds, and do not be seduced by a headline RPM figure you will never use in a wall cavity.
Chuck size is usually 10mm on compact models and 13mm on larger ones. The 10mm chuck covers most drilling and driving in tight spaces, but if you plan to run large auger bits through joists, the bigger chuck and stronger motor are worth the extra bulk.
Grip and trigger placement matter more than they do on a normal drill, because you will often hold this tool one-handed, sideways, or above your head. A paddle trigger that you can work from either side, and a body slim enough to wrap a hand around, will save you more frustration than any extra feature.
Bits and accessories that make it work
Short bits are your friend. A standard-length bit sticking out of an already long head defeats the purpose, so keep a set of stubby drill bits and short screwdriver bits for this tool. Hex-shank bits are ideal because they swap fast and stay put under load.
For drilling studs and joists, a spade bit or a ship’s auger bit does the heavy lifting. Spade bits are cheap and fast in softwood but can wander if you push too hard; auger bits cut cleaner and pull themselves through, which helps when you cannot put much body weight behind the tool. For holes in metal or masonry, use the bit designed for that material — the angled head does not change the rules of drilling, it only changes the angle you approach from.
A right-angle attachment for your existing drill is worth keeping even if you own a dedicated tool. It is small, cheap, and lives in a drawer until the one job a year where you need to drive a screw behind a radiator or inside a wardrobe. Think of it as a spare, not a substitute.
How to drill with a right-angle drill, step by step
Start by marking the hole and checking what is behind the surface. In a wall, that means checking for wiring and pipes before you bore into a stud. A stud finder with AC detection is cheap insurance, and it is doubly important here because the angled head makes it harder to feel when a bit hits something unexpected.
Set the bit in the chuck and tighten it properly. Right-angle heads are harder to grip while you tighten, so take a second to make sure the bit is centred. A bit that runs off-centre will wobble, wallow out the hole, and snap sooner.
Line the head up square to the surface. This is the whole point of the tool, so do not waste it by drilling at an angle anyway. Get your eye level with the work if you can, and sight along the bit before you pull the trigger. In a stud bay you will usually be working by feel as much as by sight, so check square twice before committing.
Start slow. Let the bit bite and establish the hole before you add speed. Once it is cutting cleanly, increase pressure steadily and let the bit do the work. Pushing hard on a right-angle drill tends to lever the head sideways rather than drive the bit forward, which is how holes go oval and bits snap.
Clear the waste as you go. Pull the bit back every few centimetres when drilling deep holes in timber, especially with auger bits, so chips clear and the bit does not bind. If the drill starts to labour or the bit squeals, back off, clear the hole, and start again rather than forcing it.
Driving screws in tight spaces
Driving screws with a right-angle drill works the same way, with one extra caution: torque reaction. When a long screw bites and stops suddenly, the tool body wants to twist in your hand. Hold it firmly, keep your wrist straight, and use a lower speed setting so you have time to react. If your drill has a clutch, set it to a middle setting for the first screw and adjust from there — better to finish a screw slightly proud and tighten by hand than to bury it and strip the head.
Magnetic bit holders help enormously here, because dropping a screw inside a wall cavity or behind a cabinet is a special kind of misery. Use a holder with a strong magnet, and keep a spare bit in your pocket rather than balanced on top of the cabinet.
Common mistakes and how to avoid them
The most common mistake is using the right-angle drill for everything once you own one. It is slower, less precise, and harder on bits than a standard drill, so reserve it for the gaps that need it.
The second is running the wrong speed. High speed with a big bit in hardwood overheats the bit and burns the wood; low speed with a small bit in softwood just wastes time. Match the speed to the bit size and material, the same as you would with any drill.
The third is ignoring the gearbox. The angled gears run hotter and wear faster than a straight drive, especially under heavy load. Give the tool a rest on long drilling sessions, keep it clean, and do not use it as a hammer drill — it is not one, and the gears will tell you so at the worst possible moment.
Keeping it in good shape
Maintenance is simple. Blow dust out of the vents after heavy use, wipe the head clean, and check the chuck jaws for wear now and then. If the head develops play — a wobble you can feel when you tug the chuck sideways — that is the gearbox wearing, and it is worth getting it serviced before it gets worse. Store the tool with a bit removed, so nothing bends in the case, and keep the battery charged on the same routine as your other cordless tools.
A tool that pays for itself on one job
A right-angle drill is not the most exciting tool in the workshop, and it will spend most of its life on a shelf. But the first time you drill a perfect hole through a stud without removing half a wall, or drive the last screw inside a cabinet without skinning your knuckles, you will understand why tradespeople who own one never give it up. Buy the head height that fits your work, learn to start slow and stay square, and it will quietly solve a problem no other drill can.