How to use a drill.• Before drilling the steel should be used every time a straight arrowhead center point to penetrate, so drill down is the position.• Should hold drilling machines, compact, and where drilling.• To drill in relation to rotation. To ensure the safety of the user.• To provide all types of drilling must have penetrated the material always supports the workpiece.• Drill bits should be used, appropriate to the size of the work piece.• Do not use the wrong class, such as drilling concrete drill bits should not be to penetrate steel. Etc.Storage and maintenance• Check the serviceable condition drill work efficiently.• Cleaning after every use.• Before storing the machine, put it in the clear, every time.
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