hi everyone even though i realy study tools before i buy them this time i didnt i seen the new bosch quick connect hole saws so i ordered the two i use the most for installing sink base cabinets 1″ and 2 1/2″. well i drilled the first hole for the sink drain with the 2 1/2″ great i thought cut like butter changed to the 1″ in seconds drilled the 1″ hole the quick connect housing hit the side of the 1″ hole the whole saw fell of the mandrel and hit the floor !!!!! LUCKY IT WASNT A FINISHED FLOOR
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So, looks like the good old-school hole saw mandrels are still the best?