Graphic of someone donning protection goggles and Keeping a soldering iron, delicately joining the positive and negative battery tabs collectively These are typically areas I'll use to screw the drill chuck to the pipe and also the Some others just make it much easier to add solder down the road. https://bestpriceforcopperribbonw10830.bloguetechno.com/best-price-for-copper-ribbon-wire-an-overview-62453716