This hammer attachment is designed to be used with the Black+Decker Multievo™ Multi-Tool (available as Rapid part 84-8849). This attachment has a hammer action which allows you to drill into concrete or masonry and10 torque settings which are perfect for screwdriving into a variety of materials. <br><br>Hammer action allows you to drill into concrete or masonry<br>10 torque settings for perfect screwdriving into variety of materials with different screw sizes<br>2 speed mechanical gear box which delivers high torque in 1st and high speed in 2nd gear<br><br>WEIGHT 0.7 kg<br>DRILLING SPEED 0-450/0-1450* (*with a 14.4V unit) rpm<br>CHUCK TYPE Two Sleeve<br>CHUCK SIZE 10.0<br>MAX. DRILLING CAPACITY (WOOD) 25 mm<br>MAX. DRILLING CAPACITY (STEEL) 10 mm<br>BEATS PER MINUTE 21750* (*with a 14.4V unit) bpm<br><br><img src="//gdetail.image-gmkt.com/258/784/844784258/2017/10/db803cb4-e7a9-4b8b-80ca-de510e4f5f09.jpg"><br><img src="//gdetail.image-gmkt.com/258/784/844784258/2017/10/9ba82db6-0e75-402e-a747-1a91951a60af.jpg" width="940" height="921">