Results for: Ocean-drilling-program

Are there drills that drill square holes?

Yes, they are generally based on Reuleaux triangle shape, which is mounted eccentrically so points on its contour track a square shape when rotated.   Another way to "dril (MORE)

What is the Birkenhead Drill?

Short Answer : "Women and Children First!" HMS Birkenhead was wrecked in 1852. There were not enough serviceable lifeboats for all the passengers, and the soldiers from ten (MORE)

Is a vsr drill a hammer drill?

No a VSR is not a hammer drill. VSR means Variable Speed Reversing. This is because in the old days most electric hand drills ran at a fixed speed and often could not reverse. (MORE)

What is a drill?

Drilling holes into tiles requires the use of either a drill-bit or for larger holes a core or holesaw. For small holes to cater for rawl plugs for fixures and fittings you (MORE)

What is drill jig?

It's like a physical plan that you can put over an item to drill the hole in the exact same place, time after time.
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What does a drilling contractor do?

Responsibilities    I am a drilling contractor and am working on this field for many  years .I am owning a Sydney based drilling  and boring company named AV Drilling (MORE)