They are cheap and very brittle. They break very easily. Lighter than normal bits. The only positive thing I can say is that they hold the lead but be prepared to cycle through all 10 bits.
Cordless drill driver BOSCH GSR 120-LI (06019G8020/06019G8000)
54 Review
Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
45 Review
Bit and socket set BOSCH Promoline (2.607.017.322), 26 pcs.
24 Review
Tool set Ombra OMT94S12, 94 pcs, brown
27 Review
Enhanced Cutting Efficiency with Olson FB23370DB 0 025 2 Inch Blade
10 Review
Chest freezer Biryusa 155KX, white
16 Review
POWERTEC 62-Inch 8-Inch Blade - Model 13132X
12 Review
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance