Brushless Electric Wrench Controller Board – 18V/21V Sensorless Motor Drive Board for Brushless Angle Grinder & Electric Wrench, 300W, 52x62x8mm

Description

Product description Features：*The product is suitable for brushless electric wrenches.*18V 21V Brushless Angle Grinder Drive Plate Polishing Machine.* for general Control Panel Size .2*6.2CM.*Brushless sensorless angle grinder drive control board for general*Control board drive voltage: 18V ( strings of lithium batteries, fully charged 21V), power 300W.*Before testing the machine, you must first connect the wire---fix the motor---install the case---tighten the screw---make sure that the square shaft of the head can be easily rotated without ---connect the power supply--- Press down the speed control switch so that there is no in the shell! Otherwise, there may be a buzzing alarm!*To damage to the motherboard, please follow the requirements.Specifications：*Product name: Controller Board*Material: Metal, Plastic*Color: Black*Size: (Approx. ) 52*62*8mm / 39*39mm*Suitable for: brushless electric wrenches*Quantity: 1pcPackage Content：*Drill Dust CollectorNote：.Transition: 1cm=10mm=0.39inch.2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your and light brightness.3. Please allow slight manual measurement deviation for the data. Manufacturer Contact Information Niceminiwall