Assertion: wrench's advantage | /r/CapableOf | serve to popularize the drive
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Source sentences:
text: Originally to make the manufacture of the screws practical using cold forming of the heads,:79–81 this taper provides two other advantages which have served to popularize the drive: it makes inserting the tool easier, and tends to help keep the screw on the tool tip without the user needing to hold it there.[citation needed]