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Questions tagged [metal-cutting]

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0
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1answer
71 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 ...
4
votes
3answers
189 views

How to unfasten electrical subpanel attached with ramset

I'm getting ready to frame out a wall in my basement that has an electrical subpanel. I would like to move the panel out an inch or so, so I can frame around it and it will be flush with the finished ...
1
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2answers
45 views

How to cut a door wrapped in sheet metal

In my kitchen I have a dumb waiter; the door is 1" thick solid wood wrapped in 1/16" sheet metal. I removed the old door knob (that's the hole in the photo) to make room for a flush pull. I need to ...
0
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1answer
60 views

Cutting a stainless tube - without a grinder [closed]

I've got to cut a section of rectangular stainless tube (1/8" thick, 3" x 3", or about 3mm, 7x7cm) but I'm not allowed to use a grinder because of local rules. A circular saw with a grinding blade is ...
1
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3answers
1k views

How can I cut extremely heavy cast iron?

I want to cut up a large piece of cast iron (think storm drain cover) with thicknesses greater than 1". What would be the cheapest way to accomplish this? It doesn't have to be a fast method. Could ...
1
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0answers
43 views

How can I cut off steel clothes line poles? [duplicate]

What would be the best way to cut a old clothes line pipe? Believe it is steel not sure It is very sturdy and old.
1
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1answer
58 views

How can I cut metal roofing and siding into pieces during demolition?

I'm tearing down an old single wide. What is an easy way of cutting the siding (aluminum) and roof (corrugated steel) into manageable pieces.
0
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2answers
124 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 ...
0
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1answer
96 views

What tool can I use to cut this heavy wire?

I recently had a 40 ft blue spruce tree removed from my front yard. I dug a hole in that area to put a new tree but noticed there is a solid metal wire inside of this hole. Maybe this wire was the ...
0
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0answers
16 views

Replace Metal A/C grille on PTAC cabinet

I'm not sure if 'grille' is the right word. The A/C cover for my PTAC has a long metal, well, grille, that at one end has a hinge that allows opening of the grille for access to the PTAC controls. ...
1
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6answers
282 views

How do I mount a power strip to the smooth metal support structure of a banquet table?

I bought a heavy-duty power strip from Walmart which I would like to mount to the metal support structure of a banquet table. This is the power strip: https://www.walmart.com/ip/49557487 This is the ...
3
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8answers
3k views

How to drill a 0.75" hole in metal

I'm trying to drill a 0.75" hole in a metal pole. I got a 0.75" drill bit from Home Depot (DEWALT 3/4 in. Black Oxide Reduced Shank Drill Bit) that I was told is appropriate for metal. I used a punch ...
8
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9answers
8k views

How can I cut off the rusted closet bolts holding my toilet?

I need to change the wax ring on my toilet. The closet bolts that hold it in place are rusted so I need to cut them in order to remove the nuts. I thought of trying bolt cutters. The bolt cutters I ...
1
vote
1answer
49 views

Why are 24 TPI jigsaw blades recommended only for up to 3mm of metal?

Multiple German manufacturers e.g. Bosch, Wilpu only recommend their 24 TPI (or 1mm tooth pitch) only up to 2.2 or 3 mm of metal, leaving their coarser 14 TPI (2mm tooth pitch) for up to 6mm metal. I'...
1
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2answers
1k views

How do I cleanly cut threaded stainless .24" rods?

I have tried hack saw, manual bolt cutters, plasma cutter - all of which mess up the thread and make it tough to get the nut on. What's the best tool for this? Ideally something under $50 or ...
1
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2answers
77 views

Can drill replace reciprocal saw?

I need to cut some metal fence, and I don't have a reciprocal saw. I've included a picture of the fence to give you an idea of its thickness. Essentially, I'll be cutting the rail off the post. The ...
0
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2answers
85 views

Cutting large diameter threads

I have an extensive tap & die set, but they're mainly designed for common bolt sizes. The threads I need to cut are in (and on) metal and/or plastic pipes, or tubes; ranging between ∅49-89mm. ...
0
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1answer
63 views

How to ground a plasma cutter

Just bought a Zeny 50 plasma cutter and I've never used one before. I will be using it outside in a paved area. Where should I ground the big alligator cable? Should I stick a copper pipe into the ...
1
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3answers
977 views

What material is this toilet water supply line?

Photos of my toilet water supply line, which is the part below the valve: Without Flash [ With Flash Based on the appearance, it only fits the description of galvanized iron (which is apparently the ...
0
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0answers
68 views

Correcting bad band saw cuts on an aluminum bar

I am trying to make a rigid aluminum box with a top for use in a 20 ton arbor press (I do not plan to subject the box to 20 tons but it may see 4-5) to press glass fret in. I salvaged some 3/8 inch ...
0
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0answers
64 views

Best way to open cuts in thin steel without hitting the borders

I need to cut thin metal plates/shells: < 1mm and 1mm ~ 3mm These shells are originally curved in a dome-like surface. Basically they're bowls. I must start from the middle of the plate ...
0
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1answer
204 views

Cutting down blinds (Specifically metal frame - not the blind itself)

I have some blinds that have metal side pieces made from (I believe) aluminum. The sides are runners that the blinds and the handle slide up and down in. The problem is that these are about 5mm too ...
0
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1answer
714 views

How can I tell if I have a carbide tipped blade?

I bought a miter saw about six years ago, and haven't used it that much over the years - however, I have worn all of the labeling off of the blade, leaving no trace of the manufacturer, blade type, or ...
1
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7answers
6k views

How can I cut a bolt off flush with concrete in a corner?

I've got the top of an old rusty bolt sticking out the ground in a corner (see image) I've tried flattening it with a heavy hammer. Can't get a hacksaw in there. Suggestions for leveling that bolt to ...
1
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3answers
437 views

How do I do a straight cut of all 4 legs of a metal chair?

I need to cut the legs of my chair a bit because it is too high for me. It would not have been a problem but all legs need to be of the same length so I am looking for straight accurate cuts at the ...
1
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6answers
410 views

Cutting wire/cable in close quarters

I need to cut some steel wire/cable (the type that's a bunch of little wires twisted together--not sure the technical term for it). The wire is maybe a bit more than 1/16in in diameter. The access ...
2
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1answer
495 views

How to remove the top foot of inground pool wall?

I have decided to fill in my inground pool next spring, and am doing some upfront planning. My understanding of the "anatomy" of an inground pool wall is this: So as you can see, the concrete patio ...
0
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3answers
3k views

How to rip out inground pool's steel walls?

Planning a major house project for next spring. My wife and I decided to fill in our inground pool. Previous owners built it, but not sure when (could be anywhere from late 1970s to early 2000s, ...
2
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3answers
121 views

DIY machinist drilling problem

I have a metal part of a bandsaw that had a machine screw head break off. I drilled a hole and used an extraction bit and it also broke off. Due to poorly executed attempts to drill again (so I can ...
3
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6answers
6k views

Cutting structural steel

I have a few 8-9m lengths of 200x100 rectangular hollow section (5mm) and 150x150 equal angle (10mm) sitting outside. These are to be used to maintain the strength of a brick wall which is having ...
2
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1answer
6k views

How to drill Stainless Steel?

I'm doing a Half-pipe / skate ramp. I have to drill holes in a stainless tube but I wasn't able to with HSS Drill tips last night (I've followed youtube video tutorials). The stainless tube is this ...
2
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2answers
558 views

Cheap power tools for large number of cuts of aluminium profile lengths

I need to make some 200 cuts of aluminium profiles. Examples of what I'll be cutting: Hollow box profile, 40mm x 40mm x 3mm: 40 pieces of 400mm lengths 12 pieces of 1500mm lengths Hollow box ...
1
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3answers
4k views

How to cut aluminium chequer plate (with a jigsaw)?

I have a nice sheet aly I bought for my project. It is 2.5~mm chequer plate that needs to be cut into 7 pieces (straight across the sheet, no curves needed), and I tried to cut it with a metal blade ...
1
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5answers
6k views

How to remove a sheet metal screw from the threaded end

I'm trying to remove the metal box that holds a bathroom exhaust fan into the ceiling. I've got all the wood screws out but there are 2 sheet metal screws that appear to connect the box to the duct ...
1
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2answers
2k views

Will big box home supply stores cut Zinc-Plated Slotted Angle pieces to size for customers?

Will big box home supply stores cut Zinc-Plated Slotted Angle pieces to size for customers? Things like The shortest they sell at my local home depot is 5 feet, but from one piece, should they be ...
1
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1answer
146 views

What are the must-have features for a Hackspace/Makerspace horizontal metal bandsaw?

I asked a similar question here where I got some useful advice for selecting bandsaws in general. From the advice received I was able to select a few potentially interesting vertical woodcutting ...
2
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3answers
19k views

Can I count on being able to cut galvanized pipe to size?

I am planning a shelving project that will use galvanized pipes. I am still designing the shelf and am wondering if I can plan on using whatever length pipe that I need (because they are straight-...
2
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6answers
19k views

What's best to use in a sawzall to cut steel pipe?

So our new place came with an old antiquated huge satellite dish in the yard. Getting it down wasn't much trouble, but I'm stuck trying to figure out how to get the big steel post it sat on out of the ...
2
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2answers
26k views

High or low speed for Dremel cut-off wheels?

When using a cut-off wheel for a Dremel or similar tool, should I be running the Dremel at high speed (high RPMs) or low? I don't know that the application matters, but I'm cutting a bunch of bolts. ...
7
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4answers
40k views

Best tool & method for cutting steel tubes (table legs)?

I have a table that I want to cut the hollow steel legs down to coffee table height. These are the table legs I have: http://www.ikea.com/us/en/catalog/products/70217973/ What's the best tool and ...
3
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3answers
16k views

What kind of saw should I use for cutting thin metal?

A rather strange issue has occurred where I moved into a house and there was a lot of junk, the majority of which turns out to be useful, but there is a big set of blinds encased in a 2 meter unit ...
4
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4answers
8k views

How can I safely cut this pipe with an angle grinder?

I have a two inch cast iron pipe w/cup coming up from a concrete floor. There used to be a connection at the cup for a sink drain. That piece was broken by my handy man and subsequently removed by ...
6
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3answers
38k views

How do I get this rusted screw out? [duplicate]

Possible Duplicate: How can I remove a really stuck screw? I have to return my license plates to DMV by Friday (they expire!), and am finding it next-to-impossible to get them off my car! First I ...
9
votes
5answers
217k views

What tool should I use to cut metal roofing?

I'm getting ready to install metal roofing on my building project. Wee! But I'm not sure how I should cut it. The roof is a simple gable, 20ft long, with 8ft rafters. The roofing I'm using is 3ft ...
2
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5answers
1k views

How should I cut these speaker stands down to size?

Any recommends on what tool I should use and how I can go about not ruining the finish? Here's a close up of the top: And here's the finished product - thanks for all the help! I used a pipe cutter ...
2
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1answer
3k views

What is the best tool to grind down a smaller metal rod?

I am building this workbench and I have decided to recess the nut and washer inside the top of the bench, so that I won't cut/scape myself while I'm leaning up against it. Now my issue is that the ...
4
votes
1answer
432 views

Which cutting style avionic snips do I choose if I have to choose just one?

Avionic snips (aka compound-action snips) come in three cutting styles - straight cutting, left cutting and right cutting. I plan to work with roofing corrugated steel and have no idea in advance what ...
1
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4answers
4k views

How to cut off an old swing to get rid of it

I need to dispose of an old swing in my yard. Problem is some screws are so rusty they can't be unscrewed and the whole swing wont's pass the door. Is there any simple way to cut this thing into a ...
17
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5answers
12k views

How do I optimally cut a bolt to length?

Once in a while I need a bolt of exactly the right length and it is not one of the lengths available in stores. So I get a longer bolt and cut it to length. Here's the procedure I follow. I screw one ...
6
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2answers
17k views

Where can I purchase a block of aluminium? [closed]

I'm need a 5" x 5" x 1" block of aluminium. Is this something I can buy online and are there different types of aluminum to consider? Will I have to buy a bigger piece and cut the aluminum down to my ...