Why does a brand new Bosch cordless screwdriver spark/produce lightning?

Good day, I bought a brand new Bosch GSB 12V-15 two days ago and tested it out. I noticed that it's constantly producing sparks from the back, or flashes, while I'm holding down the button, and then flashes more intensely when I release it. I've read about so-called brush sparks, but is that normal for…

Why do people say that if a cordless screwdriver has a runout accuracy of 0.4mm or more, it's broken? And why is such extremely precise runout accuracy important?

Why do people say that if a cordless screwdriver's concentricity is 0.4 mm or more, it's broken? And why is such extremely precise concentricity important? I know you need precision, but isn't that being too picky? Thanks for the answers.

Bosch cordless screwdriver stood in the rain – defective?

Hello everyone, I hope someone can help me here. Last week, I was mixing mortar in the garden with my Bosch cordless (brushless) screwdriver until it started to rain. Unfortunately, I didn't immediately realize that my cordless screwdriver was still standing in the rain. Well, since then, it hasn't been working properly. If I press…

Why is everyone switching to batteries?

Hi, I've noticed recently that many people are switching to battery-powered devices. Be it the lawnmower, the hedge trimmer or the grass trimmer. How come? I'm not really a big fan of battery-powered devices these days. How do you see this? Do you perhaps even have smart helpers at home? (Robot lawnmower, robot vacuum, etc.)…

Cordless drill/screwdriver?

Hello! I wanted to get a cordless drill/driver. There are many variations of such "machines": impact drills, cordless drills, cordless screwdrivers, etc. I wanted to use the tool for renovation and DIY projects (hole saw, for example, for ceiling spotlights, drywalling, furniture assembly, general drilling of holes in walls, using a mixing paddle, etc.), but…