Bosch Lithium-Ion 18V angle grinder, CORE18V battery, charger, and bag.
Bosch angle grinder featuring a burst-resistant wheel guard, large spindle lock, two-position vibration control side handle, and side switch. It has a four-pole motor and runs on a CORE 18V 8.0 Ah battery, featuring LITHIUM-ION 18V technology.
Bosch angle grinder with "BOSCH" printed on the handle.
Bosch LITHIUM-ION 18V angle grinder, CORE18V 8.0 Ah battery.
Bosch tool with "BOSCH" on the handle and "COOLING FINS" on the tool body.
Bosch Lithium-Ion 18V angle grinder, with 8.0Ah Core 18V battery.
A person wearing protective gear using a Bosch CORE18V angle grinder.
Bosch Lithium-Ion 18V angle grinder cutting a metal pipe, sparks flying.
Bosch Lithium-Ion 18V CORE18V angle grinder cutting rebar.
Bosch power tool being used to cut rebar, person wearing gloves and workwear.
AMP Share Multi-brand Compatible 18V Battery System, powered by BOSCH.
Bosch 18V Tool-Charger/Battery Kit, 5 Year Tool/Charger, 3 Year Battery Limited Warranty. Effective 6/1/23, all 18V products covered by updated warranty; see rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99.

GWS18V-45B15 Professional

Standard Angle Grinders

18V 4-1/2 In. Angle Grinder Kit with (1) CORE18V 4.0 Ah Compact Battery

  • Powerful four-brush motor – provides 10,000 no-load rpm
  • Optimized gear structure – delivers long runtime for all-day grinding tasks
  • Two-position Vibration Control side handle – offers comfortable control
  • CORE18V 4.0 Ah Li-ion Compact Battery – delivers light weight and high power, and it is equipped with CoolPack technology for extended life
  • Outstanding cutting ability – optimized for metal applications
  • Burst-resistant wheel guard – for additional protection to user
  • Restart protection – prevents accidental startup when switching batteries
  • Lifetime brush design – provides durability for long motor life
  • Large spindle lock – presents convenience and easier change of accessories
  • High-power battery cells – uses enhanced 21700 cell technology, combined with advanced battery design for greater efficiency, to produce longer runtime
  • Bosch 18V cordless power tools and 18V chargers are covered by a five year limited warranty; Bosch 18V batteries are covered by a three year limited warranty – for details, visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99
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GWS18V-45B15 Professional

Technical data

The most important data

Adjustable Handle Position
Yes
Battery Chemistry
Lithium Ion
Height in
3.6 "
Length in
12.5 "
No Load RPM
10,000
Overload Protection
Yes
Rating
18 V
Spindle Thread
5/8 -11 UNC
Variable Speed
No
Weight
3.9 lb
Wheel Diameter in
4-1/2"
Width in
4.8 "
Includes
(1) GWS18V-45 18V 4-1/2 In. Angle Grinder
(1) GBA18V40 18V CORE18V Lithium-Ion 4.0 Ah Compact Battery
(1) 18V Charger
(1) Vibration Control Handle
(1) Wheel Guard
(1) Grinding Disc
(1) Carrying Bag

GWS18V-45B15 Professional: Further information

Product Highlights

The Bosch GWS18V-45 is a portable cordless grinder designed for professionals who need reliable power. It features a four-brush motor design and optimized gear structure. The grinder is powerful, producing 10,000 no-load rpm, to handle professional cutting and grinding applications. It features a two-position Vibration Control side handle for better handling and less operator fatigue. It is designed for long tool life, with an optimized brush design. It is engineered with a quick-change, burst-resistant wheel guard and restart protection to avoid accidental startup. The kit includes a next-gen CORE18V 4.0 Ah Compact Battery, which delivers light weight and high power, and it is equipped with CoolPack technology for extended life. Using 21700 cell technology, the CORE18V exceeds the power of the original two-layer 4.0 Ah battery with half the number of cells.