Milwaukee Tool's M18 FUEL™ 2-Tool Combo Kit features the M18 FUEL 4-1/2" / 5" Grinder Paddle Switch, No-Lock, and the M18 FUEL™ 3/8" Compact Impact Wrench w/ Friction ring. The M18 FUEL™ 4-1/2" / 5" Grinder delivers you maximum sustained power to complete the toughest grinding and cutting applications, 11A corded power, and fastest cutting. The M18 FUEL™ 3/8" Compact Impact Wrench w/ Friction Ring is the most compact in its class, providing you the most access in tight spaces, up to 250ft-lbs of nut-busting torque, and maximum workspace visibility. This MILWAUKEE® 2-tool combo kit is part of our M18™ System, featuring over 200 tools. M18 FUEL™ has the most advanced cordless technology in the industry, a POWERSTATE™ Brushless Motor, REDLINK™ Plus Intelligence, and REDLITHIUM™ Battery Technology, resulting in longer motor life, longer run time, and more power. M18 FUEL™ 4-1/2" / 5" Angle Grinder delivers 8,500 RPM to provide the power to complete the toughest grinding and cutting applications. M18 FUEL™ 4-1/2" / 5" Grinder delivers Tool-Free Guard adjustments and Tool-Free Accessory Changes M18 FUEL 4-1/2" / 5" Grinder has an electronic clutch for kickback protections and overload protection to maximize motor life. The M18 FUEL 3/8" Compact Impact Wrench delivers up to 250 ft-lbs of nut-busting torque. The M18 FUEL 3/8" Compact Impact Wrench has a 4-Mode DRIVE CONTROL™ to provide greater control over output speed and power. Includes auto shut-off and bolt-removal mode. The M18 FUEL 3/8" Compact Impact Wrench includes a Friction Ring ensuring quick and easy socket changes. REDLINK PLUS™ Intelligence ensures maximum performance and protects from overloads, heating and over-discharge Compatible with all M18™ batteries & Chargers