Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [angle-grinder]

28 questions
17
votes
6 answers

Can you cut electrical cables cleanly with an angle grinder?

I need to cut a very small damaged section of a welding machine grounding 16mm² cable to remake the connection, but I only have those smaller pliers which likely won't work for cutting it. I was thinking about using an angle grinder to avoid buying…
IanC
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12
votes
10 answers

Is it safe to use an angle grinder with wood cutting blades?

Being a newbie to DIY and trying to get more and more jobs done myself, safety is a concern to me. I recently bought a Makita 5" angle grinder to cut some metal balustrades, job done. I considered buying some wood cutting discs for it, which I have…
Ray_Hack
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11
votes
6 answers

How to cut pipe squarely using an angle grinder

I am trying to build a simple bench using wood and steel for the frame. The frame is made of square steel tube (25 mm, 1.5 mm wall thickness) which has to be cut to length. I have recently purchased an angle grinder (meaning I am a complete beginner…
Andrew Doble
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9
votes
2 answers

Does a thread on Diamond Cup Grinding Wheel need a locknut?

I have a 4 1/2” diamond cup grinding wheel installed to my angle grinder. I screwed it on all the way, but there is no room for the locking nut. I called DeWalt and they said since it is a screw-on wheel, i do not need the locking device, but that…
Tchai Quentin
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6
votes
6 answers

Can/Should I use an angle grinder with a blade for metals on PVC coated metal?

I have a large door frame that I want to break into smaller pieces so I can fit it into my car and take it to the dump. The frame is PVC, but has steel on the inside. I've been trying to avoid an angle grinder because of everything I've been reading…
Ratler
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3
votes
2 answers

When is variable speed important in an angle grinder?

I'm ready to buy an angle grinder. My first use will be to "dress" a blacksmith anvil by grinding the face flat and square with a flapper wheel and also rounding some sharp edges. But I want a versatile tool. (I foresee cutting pipe, trimming…
jbbenni
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3
votes
3 answers

When cutting granite does a diamond blade need to be wet?

I have to make an 1/8 inch cut on a 6" strip of granite with an angle grinder and diamond blade. I am not worried about dust for such a small cut, but I do not want to break or chip the granite. Is there a benefit to getting the blade wet? I have…
brettu
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3
votes
4 answers

Can I safely use a straight (Type 1) metal cutoff wheel in angle grinder?

I have a Ridgid angle grinder and a metal cutoff wheel. On page 7 of the manual it states: Use ONLY Type 27 depressed center grinding wheels (such as the one provided with this product). NEVER attach a Type 1 straight or cut-off wheel to this…
MonkeyZeus
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3
votes
3 answers

Difference between angle grinder and circular saw

From what I've read on google, angle grinders and (portable) circular saws appear to be quite similar. Aside from a circular saw being perhaps a bit larger and maybe having some supports on the bottom, is there any major difference between an angle…
Rafael
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2
votes
4 answers

Angle grinder 4 1/2" diamond blade with 7/8 in. with 5/8 in. insert included -what is the insert for?

I have a 4 1/2" angle grinder and I bought this blade because I need to cut some concrete bricks for my patio. With the blade I received a small disk that fits in the hole of the diamond disk and it seems to be some sort of adapter so that the blade…
MiniMe
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2
votes
1 answer

How to replace grinder / cutoff wheel blades

I have repeatedly faced hurdles removing/replacing blades on my (two) grinders. I do have the two-prong tool to turn counterclockwise. But usually that's not sufficient. The underside apparently needs to be vice-gripped - according to comments from…
WestCoastProjects
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2
votes
2 answers

What kind of glove offers the best protection when using an angle grinder?

I wanted to start doing metalworking for a long time and I finally got an angle grinder of 4 1\2". I also bought the appropriate safety equipment face shield, some safety glasses and I'm planning to use a thick leather jacket that I always use in…
alejandro.javier
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2
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1 answer

How to remove/cut off a steel post in concrete

As part of some renovation work, I am taking apart a small enclosure on my driveway. Having removed the "walls", I'm left with seven (what look like) galvanised steel posts, embedded in the concrete surface of the driveway. The posts are hollow,…
Richard Ev
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2
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5 answers

Is it safe to clamp an angle grinder and bring the work to the tool?

I’ve got a hand-held angle grinder (Makita LXT, 5”). I’m using a wire brush in it to finish a long thin bit of steel (rectangular profile, about 3ft long, 5x15mm tapering to 5x5mm - it’s a sword blade, but it’s not sharp, so that’s probably not…
Dan W
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1
vote
1 answer

Which way round do I mount an angle grinder wheel

The disc on this angle grinder was jamming against the guard. It has a recess in the centre, like this Should the hollow part be facing away or towards the open side of the grinder, or is the rule that the side with writing on always faces up? My…
Nic
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