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Why isn't there a single type of drill bit for both metal and concrete/bricks?

Drill bits for metal use sharp edges to cut chips. If the bit is well sharpened, you can get nice continuous chips. The bit material has to be harder than the workpiece in order to cut it, and it also ...
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2 votes

Why isn't there a single type of drill bit for both metal and concrete/bricks?

Rock is crushed and scrapped; metals are cut. One bit type can not do both, generally. There is a range of harness and toughness in tungsten carbides so the carbide in a masonry bit is different from ...
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6 votes

Why isn't there a single type of drill bit for both metal and concrete/bricks?

Some metals - you're most likely to encounter steel, especially stainless - are harder than (some) bulk concrete. Aluminium and copper are considerably softer. But it's not the bulk you're interested ...
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4 votes

Failing to install a babygate to a stone wall

IMO there is no dry-wall fastener that's gonna hold a baby gate. Not because of the weight, but because it's a dynamic load. It's moved, pulled on, etc... all the time. Since this is a "...
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  • 505
0 votes

Failing to install a babygate to a stone wall

Clearly using wrong anchors for stone or specially if it is dry wall. On the photo it looks like dry wall (gypsum plates) For stone (brick) wall you need special anchors for that, and long enough so ...
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0 votes

Should I use hammer mode or the clutch for a garden auger drill attachment?

Dissenting from pretty much all of the other answers, where I live (California), the soil can be very dry and hard. Using an auger attachment in my cordless drill with its normal settings, I can't ...
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2 votes
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Why can’t my hammer drill drill a hole in concrete?

This is what solved it. I purchased a Rotary Hammer from Harbor Freight and a 1/2" SDS Masonry drill bit (for concrete with rebar). The difference between the hammer drill and the rotary hammer ...
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  • 201
4 votes

Why can’t my hammer drill drill a hole in concrete?

As Tetsujin said, I'd rent an SDS rotary hammer. Masonry bits work in 2 parts. The hammer slams the bit forward and chips a bit of the concrete, and the rotation of the bit extracts the chips and ...
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  • 141
0 votes

Why can’t my hammer drill drill a hole in concrete?

Since you burned already 2 of the drills already something is wrong. That should not happened. First do not force the drill putting all your weight on it, let it do the hammering work. Second, most ...
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0 votes

Tricks for fitting a 7/16" bit into a 3/8" drill?

Since this is on "home improvement" and you are mentioning dowels and a handheld drill, I assume you are working in wood. Another answer has suggested searching "reduced shank drill&...
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0 votes

Counterbore pilot guide

The normal process for drilling a counter sink is to drill the hole first, then put the (tapered) countersink bit in. However, for a counter bore you want to do the opposite. To make your counterbore, ...
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