How to drill through stainless steel. Cobalt drill bits are considered the best option due to their ability to withstand the high temperatures created when drilling harder metals. Unless you have a drill press hand drilling in metal is most easily done with a two step process when you go above those sizes. Use pressure you need to drill straight down and with force.
Heat is your enemy so keep it slow. You should carefully balance the pressure that you apply. Let the drill do the work.
When drilling into stainless steel the choice of drill bit will ultimately determine how successful you will be. Take breaks youll need to take a few breaks for the bit and stainless steel to cool down. The optimal speed for me was about 13 back from wide open but depending on the rpm of your drill you should choose whats best.
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