Our M18 FUEL™ 4-1/2 in/ 5 in grinder slide switch, lock-on is the next advancement in power and performance, generating 11 A corded power, fastest cutting and delivering up to 135 cuts per charge. The M18 FUEL™ 4-1/2 in / 5 in grinder generates 11 A corded power allowing you to complete the toughest grinding and cutting applications, all on the M18™ cordless system. The POWERSTATE™ brushless motor delivers maximum sustained power and 8,500 rpm to remove material faster and increase productivity. REDLINK PLUS™ intelligence ensures unmatched levels of performance, protection and compatibility. The M18 FUEL™ 4-1/2 in/5 in grinder includes an electronic clutch for kickback protection, as well as overload protection to maximize motor life. The M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Batteries deliver 50% more power while running 50% cooler than our M18™ REDLITHIUM™ XC batteries and are compatible with 200 plus tools in the M18™ system. With tool-free accessory and guard adjustments, you will experience faster accessory changes and less downtime, while remaining fully compatible with the most common accessories in the market. The MILWAUKEE® M18 FUEL™ 4-1/2 in/5 in grinder takes cordless grinders to the next level in performance and run-time.

• Fastest cutting, POWERSTATE™ brushless motor delivers maximum sustained power and 8500 rpm to remove material and cut faster to increase productivity
• Up to 135 cuts per charge, with the M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 battery this grinder can deliver up to 135 cuts per charge in 1/2 in rebar
• Tool-free guard adjustment for faster guard installations and adjustments
• Overload protection to maximize motor life
• Compatible with all M18™ batteries
• REDLINK PLUS™ Intelligence - most advanced system of electronics in the industry, enabling communication between batteries and tools, allowing for unmatched levels of performance, protection and compatibility
• Slide switch designed to reduce user fatigue
• Tool-free accessory changes with integrated FIXTEC nut technology
• 5/8-11 spindle for use with common grinding accessories
• Anti-vibration side handle for increased user comfort and safety

• https://assets.unilogcorp.com/187/ITEM/DOC/Milwaukee_103268175_Owners_User_Manual.pdf Owners/User Manual