Been putting this job off

And I now know for good reason
I have never seen bolts stick so hard in to cast

5 Hours yesterday and 1 tonight but finally all holes cleared
first 2 photos as i got it (only with pilot holes i drilled)
last 2 photos as it looks tonight
range of tools ? oxy ,drills ,allen keys ,more oxy ,die grinder ,chisel ,more oxy, punches and taps
p.s. Forgot to mention -monumental amounts of profanity by all involved