21V 7 in1 Electric Cordless Hammer Drill Impact Wrench Screwdriver Chainsaw Tool

  

Battery: 2 21V, 2500mAh lithium battery (included). : Multi-purpose, 1 main unit + 7 converter heads, easy to install, loosen the lock to change the tool head, easy to convert. To vary the working speed, simply increase or decrease the pressure on the trigger, the greater the pressure added, the higher the speed is.