They worked well when I used them on a hole in soft material (marble) about 1 inch thick per bit. After that the bit fell apart and failed, but if you just need to cut one hole they work fine.
Impact drill BOSCH GSB 13 RE (0 601 217 100), 600 W blue
37 Review
Circular saw BOSCH GKS 190, 1400 W blue/silver
44 Review
Vertical router BOSCH POF 1400 ACE 060326C820, 1400 W green
30 Review
Sawing machine DeWALT DWE7485, 1850 W
52 Review
High-Performance Bosch BS80 6W Bandsaw - 80 Inch 4 Inch Blades
11 Review
πͺ DEWALT DW3984C Portable Blade Set of 3-Pack
10 Review
Olson 80 Inch Blade FB14580DB-025
Enhanced Cutting Efficiency with Olson FB23370DB 0 025 2 Inch Blade