Used one of these (5mm) to drill some floor tiles. Got 4 holes fairly clean but then the bit wore out causing chipping. I used water to cool it down but to no avail. 'may consider another option.
Cordless drill driver BOSCH GSR 120-LI (06019G8020/06019G8000)
54 Review
MICHELIN Latitude Sport 3 235/60 R18 103W summer
22 Review
Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
45 Review
Impact screwdriver Makita TD0101F, 230 W
31 Review
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance
10 Review
Olson 80 Inch Blade FB14580DB-025
Chest freezer Biryusa 155KX, white
16 Review
Enhanced Cutting Efficiency with Olson FB23370DB 0 025 2 Inch Blade