A drill with a twisted body like that of an auger.
螺旋钻,麻花钻
Example sentencesExamples
The angle of the cutting tip on a twist drill is 59 degrees.
Then a gentle touch with a twist drill created a nice radius on the inner surface of the disk.
Drilling can be done with many of the same tools you use for drilling wood or metal, including twist drills, brad point drill bits, spade bits or a hole saw with a pilot bit.
His cutting device was a twist drill with point but no spurs.
These are not common twist drills but rather single-flute cutters with a channel down the side.
Definition of twist drill in US English:
twist drill
nounˈtwist ˌdril
A drill with a twisted body like that of an auger.
螺旋钻,麻花钻
Example sentencesExamples
Then a gentle touch with a twist drill created a nice radius on the inner surface of the disk.
These are not common twist drills but rather single-flute cutters with a channel down the side.
Drilling can be done with many of the same tools you use for drilling wood or metal, including twist drills, brad point drill bits, spade bits or a hole saw with a pilot bit.
His cutting device was a twist drill with point but no spurs.
The angle of the cutting tip on a twist drill is 59 degrees.