Features: -Impact Screwdriver has fast speed, working mode: hammering, no plugging. -Impact Screwdriver is mainly used for tightening screws and nuts, and the work efficiency is very high. -Impact Drill has slow speed, gear box structure, and plugging. -Impact Drill can adjust the torque and is suitable for tightening small screws and drilling holes. -Impact Screwdriver and Impact Drill work together to make efficiency faster. Specifications: Name: Three-Function Impact Drill; Color: blue+black; Voltage: DC 12V; Torque Adjustment: 18+3; No Load Speed: 0-400rpm 0-1400rpm; Impact Frequency: 0-6000ipm 0-22500ipm; Maximum Torque: 32N.M; Chuck Size: 10mm. Name: Impact Screwdriver: Color: blue+black; Voltage: DC 12V; No Load Speed: 0-2500rpm; Impact Frequency: 0-3000ipm; Maximum Torque: 100N.M; Chuck Size: 6.35mm(1/4'). Package Included: 1 x Impact Drill; 1 x Impact Screwdriver; 2 x Battery; 1 x Charger; 1 x Box.