12.The downhole tool of claim 10, wherein the cylindrical surface comprises an elongated mandrel extending between a first end and a second end with a through bore defined between the two ends. 13.The downhole tool of claim 10, further comprising at least two spaced elastomeric shells, each ...
once the light is green, it's all done. you have to wait 20 seconds in between each seal and that’s it. it’s also easy to make your own bags with. you can cut it to the size you want and just use the sealing option to seal the ends of the bags. the vacuum sealer works ...