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  2. -- Method Of Operating A Sand Screw

Method Of Operating A Sand Screw

Dec 30 2019nbsp018332Drilling a pilot hole for the screw and then creating a recess or countersink for the screw head is standard practice on cabinets and furniture projects The pilot hole bit creates a hole that reduces friction to make screw driving easier and the countersink allows you to set the screw head flush with or below the surface

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