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The Bosch GWS18V-45B14 18V 4-1/2 in. Angle Grinder Kit is designed to deliver all-day performance; it includes the GWS18V-45 cordless grinder, the CORE18V battery and the BC1880 18V Fast Charger. The grinder features a four-pole, open-frame motor and optimized gear configuration, making it a sturdy tool that supplies outstanding cutting and grinding anywhere on the jobsite. The Bosch CORE18V 6.3 Ah Battery is the best-built battery on the planet, with next-gen Li-ion technology that provides 1,440 Watts of power - 80% more than previous-generation 6.0 Ah predecessors. CoolPack 2.0 technology keeps the battery cooler, for longer runtime and lifetime.


  • Features a powerful four-pole, open-frame motor for 10,000 no-load RPM

  • Has Electronic Cell and Motor Protection for long runtime and 2X lifetime

  • Features lifetime brush design for long motor life

  • Provides a large spindle lock for easier change-out of accessorie

  • Employs the Bosch-exclusive CoolPack 2.0 technology, which provides up to 35% more cooling effect than the previous-generation CoolPack system

  • Has an efficient design with a 1.8 lbs. weight and performance comparable to competitive batteries up to 35% larger

  • Provides backward and forward compatibility with all Bosch 18V tools

  • Designed with an optimized gear structure for all-day grinding tasks

  • Made with high-power cells delivering up to 80% more power than previous-gen 6.0 Ah batteries

  • Has an enhanced cell design for up to 20% longer runtime than previous-gen 6.0 Ah batteries

  • Charges the CORE18V to 80% in 41 minutes and to 100% in 55 minutes

  • Includes a two-position Vibration Control side handle for comfortable control

  • Optimized for metal applications with a four-pole motor

  • Includes a burst-resistant wheel guard for additional protection to user

  • Furnishes r
Bosch - GWS18V-B14

  • 18V Cordless Lithium-Ion 4-1/2 in. Angle Grinder - GWS18V-45
  • CORE18V Lithium-Ion 6.3 Ah Battery - GBA18V63
  • 18V Fast Charger - BC1880
  • Vibration Control Handle
  • Grinding Disc
  • Wheel Guard
  • Carrying Bag