21V 100mm Brushless Cordless Impact Angle Grinder Variable Speed DIY Power Tool Portable Polishing Machine Professional Polisher

Features:
The brushless motor eliminates carbon brushes, enabling the motor to run cooler and more efficiently for longer life.
Efficient brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge.
The rubber coated non-slip handle is comfortable and labor-saving.
Two speeds can be adjusted to meet different needs.