First use and 5mm tap in 6061 with cutting fluid. If I wanted low quality products I would spend $3 more and go for HF. Don't waste your money on them. You may think it will be quick. It's not because I now have to remove the broken tip, re-drill and then hammer it in by hand.
Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
45 Review
𧱠Bosch 2607017164 Piece Setter Masonry: Advanced Tools for Precision Masonry Work
20 Review
Bit set DeWALT DT7969-QZ, 32 pcs.
39 Review
Bit and socket set BOSCH Promoline (2.607.017.322), 26 pcs.
24 Review