Based on my observations, these industrial drill bits didnt perform well at all. They seemed to struggle even with soft metal and HAD a tendency to break easily. The only positive is that the titanium coating made them look cool. Overall, not worth the money..
Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
45 Review
🧱 Bosch 2607017164 Piece Setter Masonry: Advanced Tools for Precision Masonry Work
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Cordless drill driver BOSCH GSR 120-LI (06019G8020/06019G8000)
54 Review
Bit and socket set BOSCH Promoline (2.607.017.322), 26 pcs.
24 Review