[Feature]: Electric Wrench Board can provide strong noise control and efficient installion, making your polishing work easier and faster. [Application]: Brushless angle grinder drives control board general.It has a simple and intuitive installion interface and can be easily mastered without deep technical knowledge. [Suitable for]: Brushless Switch control Board controller circuit board is suitable for angle grinder accessory.Can adapt to various brands and models of grinding machine polishing machine. [Function]: Brushless angle grinder drives control board general. [Material]: Angle Grinder Switch Control Board Made of material, practical, small, easy to carry, wide applicability. Specification: Material: PP Size Chart: 6cmx5cm/2.36inchx1.97inch Package Includes: 1 Angle Grinder Switch Control Board Note: Please allow slightly errors 1-2cm differences due to manual measurement.