hello I have a ryobi hammer drill and some anker screws with concrete fixings I'm planning on using to secure garden shed to concrete slab. Is it hard to do this .... I'm a 38year female that is trying to do as much diy jobs I cam around my new home but I'm also passing jobs over that may not be suitable for me.... wondering how hard it is to drill in concrete, what is it going to take.... steps for me to get this job done if it is appropriate for me. I then plan in sealing with some silicone some sort so no water gets in and also wash away the green water stain moulds (prior the silicone), not sure what will wash that off? Thanks

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