Brushless power to perform, runtime to last. From cutting to sanding, and grinding to drilling the Dremel 8250 delivers corded performance without the inconvenience of a cord. Featuring an advanced brushless motor, the 8250 provides optimized motor efficiency, more runtime & power, and long tool life. With 20% higher power vs Dremel’s most powerful corded tool the 4300, the 8250 provides maximum versatility to perform the widest range of applications and is compatible with all rotary tool accessories & attachments. The powerful 12 Volt / 3 AMP Lithium-Ion battery provides superior performance & runtime at all speeds; delivering 100% more runtime vs the 4300 ensuring that the 8250 will still be going strong when you need it. The innovative tool design is engineered to exceed endurance tests for consistent & powerful performance every time, while the ergonomic body provides a comfortable grip zone making it ideal for extended use. The 8250 gives you the confidence & performance to tackle the toughest of jobs.