The De Walt DCF815D2 Impact Driver has a compact body to enable operation in confined spaces & repetitive use with minimal fatigue & the parabolic switch profile allowing for greater control over speed. This Impact Driver also features a 6.35mm ‘drop in‘ keyless hex driver allows for quick, one handed fitment & 3 LED ‘ Halo‘ ring provides maximum illumination to work piece, complete with the aluminium front housing provides greater heat dispersion increasing motor life.