Let me start by saying this: the SKIL PWR CORE 20 angle grinder is a game-changer for DIYers and pros alike. That brushless motor? Absolute beast. I've put it through its paces cutting steel rebar, trimming ceramic tiles, and even shaping hardwood - it chews through materials like butter. No cord means no tripping hazards when I'm working on ladders or tight spaces.

The 5.0Ah battery life surprised me - got about 45 minutes of continuous heavy grinding before needing a recharge. And speaking of charging, that PWRJump feature is no gimmick. I timed it: dead battery to full charge in under 20 minutes while I took a coffee break. The USB adapter is genius too - used it to charge my phone at the job site when my power bank died.

Now for the real talk: The tool-less guard adjustment saves so much frustration compared to my old grinder. No more hunting for wrenches mid-project! But here's the catch - while it's powerful, it's not quite corded-grinder powerful. When I was doing marathon concrete grinding sessions, I had to switch to my corded backup after about 30 minutes.

Comfort-wise, the rubberized grip and balanced weight (just 4.3 lbs with battery) meant no hand fatigue even after extended use. That built-in chuck tool in the handle? Lifesaver when you need quick adjustments. My only gripe? No carrying case included - had to buy one separately to protect my investment.

Bottom line: For $150-ish (with battery and charger), this outperforms tools twice its price. It's become my go-to for everything from quick metal cuts to all-day fabrication projects (just keep spare batteries handy). If you're in the SKIL battery ecosystem already, this is a no-brainer addition.