Product Description: • Model: DAK1W22 • Voltage : 21V • Max Torque : 320 NM • No-Load Speed : 0 - 2,000 RPM • Impact Rate : 0 - 3,200 BPM • Battery Voltage : 21V (4.0ah) • Battery Cartridge : DAK3-22 / DAK100-21 • Charger : DAK3-22 / DAK100-21 • Model : DAK100-21 • No Load Speed : 10,000 RPM • Voltage : 21V • Disc Diameter : 4" (110mm) • Max. Wheel Thickness : 6.4mm • Spindle Thread : M10 • Battery Voltage : 21V (4.0ah) • Overall Length : 317mm Special highlight: • 100% brand new product • User-friendly & convenient • Easily to install & assemble • Long lasting, durable • Invented By Korean Technology • Lightweight Design; User Friendly Product • Suitable For Industrial / Commercial / Household Use • This tool is double insulated, there are two independent barriers of insulation to protect you from electric shock. Package Include: • 1x DAK1W22 CORDLESS IMPACT WRENCH • 1x DAK100-21 CORDLESS ANGLE GRINDER • 2x 21V 4.0AH BATTERY • 1x 21V CHARGER