Anonymous American Machinist 05-01-2000 A walk in succession the wild side Byline: Anonymous Volume: 144 Number: 5 ISSN: 10417958 Publication Date: 05-01-2000 Page: 50 Type: Periodical Language: English March's Break-time challenge question was What causes drills to "walk" or "wander" on the farther side center? A number of readers were happy to provide suggestions.

Anonymous

American Machinist

05-01-2000

A walk in succession the wild side

Byline: Anonymous
Volume: 144
Number: 5
ISSN: 10417958
Publication Date: 05-01-2000
Page: 50
Type: Periodical
Language: English

March's Break-time challenge question was What causes drills to "walk" or "wander" on the farther side center?

A number of readers were happy to provide suggestions. For example, Aaron Wheeler e-mailed this detailed response:

Drills wandering distant from center is a common incident with standard spiral drills. unruffled center or spot drilling prior to drilling will not eliminate the vexed question Fortunately, ...



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