menu close menu

How to Drill Steel: 15 Steps (with Pictures) - wikiHow

Sep 06, 2019· Drill slowly and apply firm downward pressure. Use a low RPM setting and keep a steady pressure as you push the bit through the metal. Start and stop drilling often to give the steel a chance to cool down and lubricate the area. Drilling at a faster speed could damage the steel or the drill.

read more

How to Drill Into Cast Iron | Hunker

Jul 17, 2017· The only drill bits you should not use to drill cast iron are those intended for wood or masonry only. Cast iron would completely destroy the the brad point and extra-wide flutes of a wood boring bit, and a masonry bit is designed to use with a hammer drill; it would take all day for the dull tip of a masonry bit to penetrate cast iron.

read more

What's the secret to drilling through 1/4" angle iron ...

Jul 29, 2015· I drill 5/16 holes in angle iron windmill tower legs all the time. Even while they are erected and I am standing on the horizontal braces using my 18V Milwaukee hand drill. Often I can use a hand operated punch to do the job. Look up a Pexto or Roper Whitney on ebay. As for drill bits: good, fast, cheap: You can only pick 2 of these options.

read more

What's the secret to drilling through 1/4" angle iron ...

Jul 31, 2015· Prob with angle iron is the high carbon content, which contributes to work-hardening. (key stock is another one that'll give you fits as if going too fast with a hacksaw) Brandi, Larry, & LD1 share my views for the most part. When drilling, milling, turning always read the chip.

read more

treating iron - Schlumberger Oilfield Glossary

The temporary surface piping, valves and manifolds necessary to deliver a fluid treatment to the wellbore from the mixing and pumping equipment.

read more

How to drill holes in thick metal - YouTube

Aug 03, 2014· Drilling Through Structural Steel With New & Old Drill Bits ... Which is best to drill thick metal - steel - iron - Duration: 17:26. Ramsey Customs - turbocobra 102,281 views. 17:26.

read more

Drilling Services – Webdrill – Underground diamond ...

Our Operations teams specialise in drilling through BIF "Banded Iron Formations" with increased productivity on all formations onsite without issue from the very hard BIF into the soft swelling ultra maphic formations with core quality and hole completion. SERVICE HOLES.

read more

Biologically recycled continental iron is a major ...

Jul 07, 2015· Banded iron formations (BIFs) record a time of extensive Fe deposition in the Precambrian oceans, but the sources and pathways for metals in BIFs remain controversial. Here, we present Fe- and Nd-isotope data that indicate two sources …

read more

Cast Iron - Drill Bits - Power Tool Accessories - The Home ...

Get free shipping on qualified Cast Iron Drill Bits or Buy Online Pick Up in Store today in the Tools department.

read more

Geology, Prospecting and Exploration for Iron Ore Deposits ...

Apr 09, 2015· The largest ore concentration is found in banded sedimentary iron formations of Precambrian age. These formations constitute the bulk of iron ore resources of the world. ... Sampling and drilling. In the early period of iron ore discovery, most of the exploration of potential ore bodies was done by test pits and shafts. ... through geological ...

read more

How To Drill Hardened Steel - Shop Tricks & Tips - IBUILDIT.CA

Not perfect, but it didn't have any problem drilling through the 1/4″ thick hardened steel chisel I used for the test: The second, unfinished hole is from the SDS bit. I stopped after it was clear that it wasn't going to finish and I believe I could have done a better job of …

read more

7 Best Drill Bits for Hardened Steel 2020 (Recommended)

Jun 17, 2020· Cobalt drill bits can drill through mild steel, tool steel, spring steel, and hardened steel. They are particularly suited to hand drills. High-speed Steel: A cheaper option, high-speed steel material, is usually coated with titanium. As long as your drilling technique is sound, you can easily drill through …

read more

12 Tips for Drilling Holes in Metal — The Family Handyman

Nov 14, 2019· The least expensive twist bits are made of high-speed steel (HSS), and these basic bits are just fine for most metal-drilling tasks. If you'll be drilling a lot of holes, or need to drill through hard, abrasive metals like stainless steel or cast iron, spend a couple bucks more for black oxide or a cobalt steel drill bit for metal.

read more

Macarthur Minerals Progress Update on Infill Resource ...

Sep 16, 2019· Diamond drill hole LGDD_066 has intersected the Banded Iron Formation ("BIF") unit from a down hole depth of 12.6 m and includes a section of 81.1 metres from 49.9m with strong visual ...

read more

Labrador Trough | geological region, Canada | Britannica

banded-iron formations In mineral deposit: Iron deposits …of Michigan and Minnesota, the Labrador Trough deposits of Canada, Serra dos Carajas in Brazil, the Transvaal Basin deposits of South Africa, and the Hamersley Basin of Australia.

read more

DRILLING AND PRE-FEASIBILITY STUDIES ON POONDANO …

Oct 02, 2007· channel iron deposits ("CID") that extend discontinuously over more than 20km. The main objective of the current PFS is to assess the economics of mining and exporting 1.25-2.50 million tonnes per annum ("Mtpa") of iron ore through the proposed Port Hedland Port Authority public access port facilities when available.

read more

Iron Deposits – Banded Iron Formations (BIF) | Geology for ...

Banded iron formations (BIFs) are different – they were all formed at a time where the earth was a decidedly different environment than it is today. Banded iron formations are critical to our current economy as they are by far the biggest source of economic iron deposits. BIF from the USA Image: CC. A BIF is hard and heavy sedimentary stone.

read more

Drilling holes in HARD cast iron - Practical Machinist

Sep 30, 2010· I just went through about $200 worth of solid carbide drill bits on 60 holes. There's got to be a better way. The material is grey cast iron. I'm using HTC brand letter size "o" drill bits, and also tried a "Drill Monster" brand. Honestly, the Drill Monster held up vastly better than the others, but still only drilled about 30 holes before it ...

read more

Middle Island hits 390 g/t gold in Sandstone drill ...

Jun 28, 2020· Middle Island Resources is really starting to hit its straps now at Sandstone in WA with the latest results from its Ridge gold discovery delivering a stunning high-grade drill intercept of 4 metres at 99.5 g/t gold which includes a 1 …

read more

How to Drill Into Concrete - The Home Depot

Position the tip of the drill on the mark you made on the concrete and keep the drill perpendicular as you drill. Start the drill at its lowest speed for better control. Drill forward with steady, light pressure; do not force the drill. Drill the guide hole to a depth of 1/8- to ¼-inch.

read more

How to Drill a Magnet | Sciencing

The wonders of science never cease to amaze. For those of us who are easily impressed, magnets still exert a tremendous force on us. Though students are aware of what happens when you chase one magnet with another, few are aware of what happens to a magnet when you drill a hole through it.

read more

IPE wood "nearly impossible to drill" - Practical Machinist

Mar 20, 2018· Ipe is hard and abrasive. When drilling with hand tools, the effort required feels more like drilling aluminum than a pine 2x4. If you are using cheap harbor freight bits, then it probably will require a "specialized tool," in other words, a good drill bit.

read more

drilling 3/8" hole in 3/4" threaded iron pipe - RIDGID ...

Re: drilling 3/8" hole in 3/4" threaded iron pipe black pipe is usually a fairly soft steel, you may jsut have got a "bad" piece, and need to try a different piece, some steel can have some hard spots in it, much of the old machinery I have salvaged steel out of can really be interesting some will drill like butter, and some will burn up a bit in a few seconds, very inconsistent ...

read more

Middle Island hits 390 g/t gold in Sandstone drill ...

Jun 28, 2020· Middle Island Resources is really starting to hit its straps now at Sandstone in WA with the latest results from its Ridge gold discovery delivering a stunning high-grade drill intercept of 4 metres at 99.5 g/t gold which includes a 1 metre resample topping the scales at an extraordinary 390 g/t gold.

read more

Labrador Trough - Wikipedia

The Labrador Trough or the New Quebec Orogen is a 1,600 km (994 mi) long and 160 km (99 mi) wide geologic belt in Canada, extending south-southeast from Ungava Bay through Quebec and Labrador.. The trough is a linear belt of sedimentary and volcanic rocks which developed in an Early Proterozoic rift basin.To the west is the Archean Superior Craton.To the east are the rocks of the Archean Rae ...

read more

Tips on Drilling and Screwing Into Vinyl Siding | Hunker

Jul 17, 2017· Most homeowners who are lucky enough to have vinyl siding find that sooner or later something needs to be attached into the siding or trim. Christmas lights are a great example or maybe a hanging plant. Many times rather than using nails, screws of various sizes are required, and preferred.

read more

Aluminum can be hard to drill, despite its easy rep ...

Using a straight-flute, through-coolant drill is advantageous if maintaining hole size, finish and hole roundness is the goal. Image courtesy Tungaloy. One such manufacturer is R.I. Carbide, a tool grinder and machine shop in Smithfield, R.I., that offers its ZETA ZrN coating as an alternative to TiN when extra lubricity is needed.

read more

How to Drill and Tap Cast Iron | It Still Runs

The crystalline structure of cast iron varies depending on the rate the steel was cooled. Cast iron drills differently than other types of steel due to the variations in the steel structure. When drilling rolled steel, the material drilled from the hole will work in a spiral from the tip of the drill bit. Cast iron ...

read more