remove broken tap
how to remove a broken tap from a hole,
how to remove a broken tap bit,
how to remove a broken tap from steel,

remove broken tap from hole by drilling tap out with a masonry bit sharpened to form a spade drill

do not damage hole by placing guide plate on top to guide drill in location
this is a 1/420 HSS tap and a 3/16 masonry bit

ray gallant