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Why do gunsmiths drill screw holes slightly under the minor size of the screw tap before using the tap?
Wiki User
∙ 15y ago
The hole would have no metal to cut the threads in if the hole were drilled the same diameter as the tap.
Wiki User
∙ 15y ago
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How should a twist drill be sharpened before drilling acrylic?
It should NOT be sharpened . If anything,you can drill better holes in acrylic if the bit is slightly blunt.
What are the benefits of using an SDS hammer drill?
An SDS hammer drill is an electric drill that hammers the drill bit in and out slightly as it drills with it. This type of drill is mainly used to make holes in concrete or masonry, and is able to do so easier than a regular drill and bit are.
What can be used to drill holes in aluminium?
You can drill holes in aluminum with a drill as long as you have the proper drill bit. Use a regular drill bit and keep speed moderate.
What does a drill do?
A drill makes holes in things.
What are the uses of a piller drill?
To drill holes
What jobs does a drill press do?
The Drill Press is used for drilling holes in various materials.
What drill bit do you use to drill holes in perspex?
You can use a standard HSS drill bit with the edge slightly dulled with a grinder so it does not 'break through' at the outside edge. -Drill slowly and hold the drill steady. I always put a piece of smooth scrap wood at the point where the drill bit is going to come out.
What is drill bits for?
Drill bits are for fitting into a drilling machine to drill holes.
What is drill bits?
Drill bits are for fitting into a drilling machine to drill holes.
How do you attach a license plate if the screw holes on the care are stripped?
You need to re-bore the existing holes or drill new holes. :) Simplest solution: Use self-threading screws slightly larger than the original screws.
What kinds of cuts can you make with a drill press?
You can drill very accurate sized holes, you can drill very large holes with the use of hole saws, you can drill many identically placed holes, with use of jigs you can drill holes in many sheets of thin materials if clamped together, you can drill large holes in very thin materials with use of a fly cutter, you can drill holes to a precise depth with Forstner bits. you can mill things flat with milling bits and many more things - a drill press is a very versatile machine
Why would you use a pillar drill instead of a hand drill?
A pillar drill is used for larger holes, more exact placing of holes, or drilling repeated holes with a jig to insure uniformity.
