The Makita DTD152Z LXT Impact Driver comes with an ergonomically designed handle and one-touch bit installation. Also equipped with an electric brake, variable speed control and a reverse switch for ultimate control. Comes as a Bare Unit, No Battery or Charger. Specifications: Bit Holder: 6.35mm (1/4in) No Load Speed: 0-2, 900/min. Impact Rate: 0-3, 500/bpm. Max. Torque: 165Nm. Standard Bolt: M5-M16, High Tensile Bolt: M5-M12. Weight: 1.3kg.