DT

For my dt homework i need to find the definition of pillar drill, portable drill and countersink . i have found the definitions of pillar drill and countersink but i am finding it hard to find the defintion of portable drill. i know it`s been asked before
thanks for help

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  1. I know I gave you this answer yesterday. Look here.

    http://www.jiskha.com/search/search.cgi?query=portable+drill

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