螺絲攻與鑽頭組合套裝，18件HSS，公制

The labeling on each tap is crisp enough that I don't need my magnifying lamp anymore, which is half the battle when I'm mid-project. Having the matching drill bit right there in the same set for each thread size is the kind of convenience that actually saves me time.

Finally, a set where the drill bit and tap are clearly marked on the case itself. I just finished pre-drilling for M8 threads without stopping to double-check a chart.

I usually hate hunting for the right drill bit, but this set has the sizes clearly marked and matched to the taps so I can just grab and go. The HSS material handled some tough steel without dulling, which was a nice surprise for the price.