Skywalker Signature Series Zinc Self Drilling Anchor for Drywall

well I recently had to hang some very heavy objects actually some shelving from a wall that we put up a pony wall and I went down to the hardware store to get some anchors I've used a lot of drywall anchors in the past typically four not very heavy thing so you can get away with these little expansion type where you make a hole you put the plastic piece in screw it in and it expands is inside the hole but I was going to be hanging some heavy stuff so I got these 100-pound rated once like this right here hundred pounds each I really like these they're made by Bill Veck you know build ax easy toggle that's what it's called a build X easy toggle and you notice there's a couple of little arrows on here that may or may not have some significance depending on where you're trying to stick these things your if you're really really close to a stud for example but you couldn't use the stud to han