Questions tagged [grinder]

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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 ...
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0 votes
1 answer
59 views

Grind 1/8" - 1/16" off 12" zinc plated bar

I'm fixing a broken rib on a patio umbrella. I have a 1/2" square zinc-plated steel rod I'd like to insert in the broken rib. The rib itself is a 1/2" hollow square, so I need to grind the ...
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  • 103
2 votes
2 answers
4k 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 ...
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0 votes
1 answer
71 views

Bench Grinder Wheel configuration

I recently went shopping to replace a cheap electric bench grinder that came with my property gave up the ghost. I noticed that all the bench grinders I looked at have 2 sharpening wheels. I have ...
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  • 267
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1 answer
57 views

Cutting carbon-steel sheet with a sliding grinder

I am new to metalworking and I want to cut some 2mm carbon-steel sheet using my grinder and proper disk. My points are: I can not afford to buy a plasma for awhile I want to slice pieces of 800 x ...
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1 vote
2 answers
982 views

Do I need to cut the bottom row of tiles for a shower wall to keep them level?

I'm confused how to begin tiling and adjusting the first row. Do I need to grind all the tiles from 2,3 to the end so they can be leveled with number one? Or if I raised number 1ittle bit to level ...
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  • 49
1 vote
2 answers
932 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 ...
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  • 129
0 votes
1 answer
56 views

Safest way to mount Bench Grinder

I have very little room to work with and have decided some things I am going to end up sticking where there is room, but would it be any less safe, if suppose I wanted it on a stand alone platform ...
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1 vote
3 answers
482 views

Reduce vibration by bench grinder

I live on the 2nd story. I would like to reduce the vibration caused by the bench grinder. I bought the grinder at least 30 years ago. Everything is original equipment. I have some carpet padding ...
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  • 201
0 votes
1 answer
256 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 ...
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  • 1
0 votes
2 answers
183 views

Proper machine tool for sanding metal frame

I have now laid bare a metal frame by following advise in a previous answer. Now I want to remove its white paint coating. I've briefly tried manual sanding (with P180 sandpaper), but this promises ...
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  • 105
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1 answer
107 views

Are there diamond cup grinder wheels that create a coarse, no slip concrete surface?

I bought a diamond cup grinding wheel for my 4.5" grinder to remove an acrylic stained concrete finish. The cup works great removing the acrylic stain, but it leaves the concrete highly polished and ...
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2 answers
2k views

Is it possible to grind down river rock

The river rock floor that was installed in my shower has some areas that can be uncomfortable on the feet where the rocks are somewhat pointy. Any ideas on if it's possible to grind these pointy areas ...
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2 votes
2 answers
4k views

Can't Remove Diamond Grinder Cup

I have a grinder with a Dewalt diamond cup wheel I have been using to remove cosmetic issues on the floor of my basement before staining the floor. I am grinding the whole floor. I am about 1/2 done ...
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  • 31
0 votes
1 answer
1k views

Cutting marble tile w/ an angle grinder

As the title states I'm resorting to cutting my marble tiles with an angle grinder. The grinder and the blade are brand new. I didn't want to spend a lot of money on a wet table saw since all I'm ...
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  • 1
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1 answer
116 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 ...
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  • 129
1 vote
2 answers
486 views

Pneumatic die grinder or electric rotary tool

Between a pneumatic die grinder: and an electric rotary tool: What are the advantage/disadvantage between using each one? Also, which has more torque?
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  • 33
1 vote
1 answer
6k views

How to mount a 1/2" UNF drill chuck on an angle grinder with M14 thread?

I want to connect a drill chuck with 1/2"x20 UNF female thread to an angle grinder with a M14x2 male thread. How to? Safety Warning: Do not use a drill chuck at higher speeds than it is designed for. ...
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  • 223
9 votes
3 answers
30k views

What do volts and amps imply for angle grinders?

I have several home improvement projects that would be made enormously easier if I had a decent angle grinder with both grinding and cutting wheels to attach to it. But I've never used or bought one ...
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  • 677
1 vote
1 answer
2k views

Does an adapter exist that can convert a rotary tool in a oscillating multi-tool one?

I saw in the Internet a power tool with a proprietary attachment system that can transform the power base in a drill, in a cutter, in a jig saw, in a multi-too and so on... more than 10 different ...
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  • 11
6 votes
1 answer
3k views

What do the letters mean in sandpaper grading?

I have a set of sandpapers that has the following papers: 60 AN 100 GB 120 DN 180 FB All have the marking S/C/W/P paper T9 C Closed. These are all paper sheets. I know that the number is the grain ...
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  • 163
4 votes
7 answers
61k views

Why don't they make wood cutoff blades for 4.5" grinder?

Many times I used a chisel to cut off a hard-to-reach piece of lumber, I was wishing I had an adequate blade for my 4.5" grinder, as I don't own an oscillating tool. Why is it hard to find? Is it ...
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  • 6,471
1 vote
7 answers
37k views

What kind of drill bit would I use to grind down the end of a protruding screw?

Let's say I have a 1"-thick piece of wood. A 1 1/4" screw is driven through the wood, resulting in 1/4" of the screw protruding out the other side. What type of drill bit would I use to grind that ...
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5 votes
3 answers
42k views

Can a cheap angle grinder be used to cut concrete and ceramic tiles?

I am interested in the Black & Decker KG100 600W Angle Grinder because it is cheap enough. I will only use it occasionally for small scale do-it-yourself home improvement works. But, I really ...
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  • 283
3 votes
2 answers
15k views

How effective are angle-grinder wood discs for removing material?

I'm working on an old house with 2x8 T&G subfloor planks. All of the structure is sound and has been reinforced but there are areas where the edges of subfloor planks are not level. This has ...
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  • 8,603