Mechanical clutch eliminates sudden high-torque reaction should the bit jamImpact-stop for drilling in wood, steel, ceramic and screwdriving applicationsRotation-stop for light chiselling applications in brick, soft masonry and occasionally concreteElectronic variable speed for total control in any applicationRounded ergonomic industrial design allows easy and comfortable handling in any applicationOutput air slots designed to protect users' eyeErgonomic rubber coated back handle design for improved comfort in use