Questions tagged [angle-grinder]
The angle-grinder tag has no usage guidance.
27
questions
16
votes
6answers
5k views
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 ...
2
votes
1answer
257 views
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 ...
1
vote
4answers
244 views
Angle grinder blade(s) for cutting rebar
I have tried both thick and thin blades for cutting rebar. The thick one takes forever and is like smelting a sword. The thin one gets the job done but the blades I selected - limited choices at local ...
2
votes
2answers
2k views
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 ...
0
votes
1answer
95 views
Grinder guard question - can I use a mix sizes?
Getting ready to cut off a metal pole that is set in concrete and figure the best way to get a flush cut is with a grinder. Only have a 6" guard for my cutoff blade, but have brand new 4 1/2"...
1
vote
0answers
62 views
Why is my Erbauer 230mm 110v Angle Grinder smoking from the upper body area?
When I turn my Erbauer 230mm 110v Angle Grinder on, the motor powers up, the gears turn and it all seems to work fine. After about 10-15 seconds it starts to smoke, but with no strange noise, and not ...
6
votes
6answers
6k views
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 ...
9
votes
2answers
1k views
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 ...
1
vote
1answer
469 views
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 ...
0
votes
2answers
429 views
Sand-blaster or angle-grinder to remove rust?
To remove the rust from my beloved barbecue pit, I am considering using an angle-grinder or renting a sand-blaster. Having never used either tool, there are several spots that look hard to reach with ...
0
votes
1answer
53 views
Suggested power-tool and attachments to remove rust from a BBQ pit [closed]
Please suggest a good cordless power-tool and the appropriate wheels/attachments to do a good job of removing the rust from this BBQ pit? Please include links to the specific items if possible.
11
votes
6answers
7k views
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 ...
1
vote
2answers
724 views
What’s the proper setup for mounting a tile cutting blade on a grinder?
I am attempting to determine the proper safe configuration for using a 4 1/2” tile cutting blade with my metabo hot angle grinder. I have seen lots of folks utilizing angle grinders with these cutting ...
3
votes
4answers
11k views
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 ...
1
vote
4answers
15k views
How to cut stainless steel sheet without burning it?
I need to cut out a small section of 1.5mm Stainless steel. Before, when I've made cuts I have used an angle grinder and its resulted in thr stainless becoming scorched/burnt and I can't remove it.
...
2
votes
1answer
1k views
How cut 4" wide, 2" deep hole in concrete floor
I'm looking for advice on how to efficiently cut a rough hole about 4" diameter and 2" deep in a concrete floor. My tools are: a new 4.5" angle grinder with a diamond-cup grinding wheel and a diamond ...
0
votes
1answer
209 views
Could my grinder cut a 3mm steel plate
I am thinking in building a circular washbasin mounted into a 3mm steel plate. To do it, I need to cut a circle on the plate. I don't have much, just a cheap 1250w grinder and the discs that came with ...
2
votes
5answers
553 views
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,...
0
votes
2answers
1k views
Cutting and sanding/buffing galvanized steel
I have 3/4" galvanized steel bars (hollow) that I bought from Lowes. I'm looking for a tool that will cut through them and sand/polish the cut surfaces smooth so that there are no metal burs or ...
3
votes
3answers
16k views
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,...
1
vote
4answers
1k views
Will a thin or thick cutoff angle grinder wheel last longer?
If size of cut didn’t matter (not in a confined area), wouldn’t a thicker cutoff wheel last longer? I was comparing mainly between a 1/16 and 1/8 width wheel. I was trying to compare between cutoff ...
0
votes
1answer
112 views
Angle grinder brand (Not working)
How can I find out this angle grinder model/brand? The label has come off so I dont know the model. The grinder is not working and I believe it is the brushes, how can I know what brushes to buy if I ...
1
vote
1answer
1k views
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 ...
3
votes
2answers
6k views
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 ...
3
votes
3answers
8k views
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 ...
11
votes
10answers
83k views
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 ...
2
votes
4answers
16k views
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 ...
