Safe Levels of Fish Oil for Pets. The National Research Council has established a safe upper limit of EPA and DHA for dogs. It has yet to establish one for cats. In light of that, it is probably safe to use the guidelines for dogs for both species.
TTP Hard Drills, an easier way to drill steel and harder alloys - Cobalt Drill Sets and Cobalt Drills. Designed and developed from feedback from engineers in workshops TTP cobalt steel Hard Drills - drilling easily harder steels and metals where a normal HSS drill bit can not come close.
If you want a full set of bigger hole cutting drill bit, then these bits from Diamond City, do get good reviews and you get a lot for your money. There are ten different sizes in this drill bit kit, and they can be used on porcelain, marble, granite, ceramic, glass and they will even go through most types of rock. These are very good and I keep these as what I call my stock set. In other words the bit that I use every day for those difficult drilling jobs.