DX12 Key features:

•Includes 2ah 18V Lithium Ion batteries
•High efficiency BRUSHLESS motor provides 25% more power, 50% more run time , and 10% longer life
• 600 IN/LBS of torque tackles the toughest job site applications
•½" ratcheting all metal chuck for ultimate gripping power and maximum shock durability
•Drives 0-8,000/0-32,000bpm to for a variety of concrete and masonry applications
•Built job site tough with 2-speed all metal gear box
•LED work light provides improved visibilityDX71 Key features
•Includes 2ah 18V Lithium Ion batteries
•High efficiency BRUSHLESS motor provides 25% more power, 50% more run time , and 10% longer life
•5.65 IN. long and 3.74 LBS, unmatched power in a compact design
•3-speed gear box delivers 600 IN/LBS torque on low, 1,200 IN/LBS torque on medium and 1,900 IN/LBS torque on high to handle any fastening application on the job site
•Variable speed trigger provides greater user control
•LED work light provides improved visibility
•Belt clip

Features

Combo Kit includes:

• DX12 - 1pc 18V 600 IN/LBS Hammer Drill
• DX71 - 1pc 18V 1,900 IN/LBS 3-speed Impact Driver
• 2pc 2.0Ah Li-ion battery pack
• 1pc 4A charger (30min charge time for 2.0Ah battery)
• 2pc Belt clips
• Slide Lock storage case