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Power Tools for Professionals

18V Brushless 4-1/2 In. Angle Grinder with Slide Switch (Bare Tool)

GWS18V-8N

  • Ergonomic brushless grinder with spiral bevel gears
  • Two-position side handle improves user control
  • Restart protection and soft-start technology for ease of use

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Product Description
The Bosch GWS18V-8 is an ergonomic angle grinder that combines portability, performance and best user comfort. Its brushless motor provides comparable 8.0 amps of power and greater efficiency that maximizes runtime and productivity. This 4-1/2 In. 18V grinder has restart protection to help prevent accidental start-up when switching batteries and soft-start technology to reduce startup torque and ease into cuts, and overload protection to reduce the risk of the motor overloading or overheating. It is designed with spiral bevel gears that provide smooth transmission of power to grinding applications. It also features an adjustable tool-free guard and an updated gearhead mounting collar, which is now compatible with all Bosch metal and concrete guards. This tool features a two-position side handle, slim soft-grip design and spindle lock.
Includes
Quantity Include
1 GWS18V-8 18V Brushless 4-1/2 In. Angle Grinder with Slide Switch
1 Side Handle
1 Grinding Guard
1 Lock Nut
1 Backing Flange
1 Lock Nut Wrench
Benefits

engineered with a narrow grip zone for best user comfort and considerable power

provides comparable 8.0 amps of power and greater efficiency that maximizes runtime and productivity

helps prevent accidental tool startup when switching batteries

reduces the risk of the motor overloading or overheating

for details, visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99

reduces startup torque to ease into cuts

provide smooth transmission of power to grinding applications

offers comfortable control

designed with multiple fixed-adjustment settings to allow the user to position the guard in a variety of working angles

mounting collar on the gearhead now compatible with all Bosch metal and concrete guards

improves convenience and easier change of accessories

designed to be multi-brand compatible across many cordless products to make managing your work day easier

18V batteries and chargers are compatible with Bosch 18V power tools and a growing list of cordless products from AMPShare™ brands

Technical Data

Specifications
Adjustable Handle Position Yes
Battery Chemistry Lithium Ion
Height in 4.3"
Length in 11.8"
Overload Protection No
Rating 18 V
Spindle Thread 5/8 -11 UNC
Variable Speed No
Weight 3.6lb
Weight (lbs.) 3.6
Wheel Diameter in 4-1/2"
Width in 5.1"
Works With Cutting Dust Extraction/Collection Hoods
18DC-5E, GA50DC, TG502
Surface Grinding Dust Extraction/Collection Hoods
18SG-5E
Metal Type 1A Cutting Guard
18CG-45E
Includes (1) GWS18V-8 18V Brushless 4-1/2 In. Angle Grinder with Slide Switch, (1) Side Handle, (1) Grinding Guard, (1) Lock Nut, (1) Backing Flange, (1) Lock Nut Wrench
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Owner's Manual

GWS18V-8N

Pinned

GWS18V-8N

Includes

(1) GWS18V-8 18V Brushless 4-1/2 In. Angle Grinder with Slide Switch, (1) Side Handle, (1) Grinding Guard, (1) Lock Nut, (1) Backing Flange, (1) Lock Nut Wrench

Weight

3.6lb

Includes

(1) GWS18V-8 18V Brushless 4-1/2 In. Angle Grinder with Slide Switch, (1) Side Handle, (1) Grinding Guard, (1) Lock Nut, (1) Backing Flange, (1) Lock Nut Wrench

Weight

3.6lb

Includes

Guard, New Vibration Dampening Side-Handle, Flange Kit -- 2 610 906 323, Spanner Wrench -- 1 607 950 043, Grinding Wheel (5") -- 2 610 917 845

Weight

5.1lb

Includes

(1) GWS10-450 4-1/2 In. Ergonomic Angle Grinder, (1) Anti-Vibration Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench

Weight

4.5lb

Includes

(1) GWS10-450P 4-1/2 In. Ergonomic Angle Grinder with Paddle Switch, (1) Anti-Vibration Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench

Weight

4.6lb

GWS10-450PD

Includes

(1) GWS10-450PD 4-1/2 In. Ergonomic Angle Grinder with No Lock-On Paddle Switch, (1) Anti-Vibration Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench

Weight

4.6lb

Includes

(1) GWS10-45DE 4-1/2 In. Ergonomic Angle Grinder with No Lock-On Paddle Switch, (1) Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench

Weight

4.4lb

Includes

(1) GWS10-45E 4-1/2 In. Ergonomic Angle Grinder, (1) Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench

Weight

4.3lb

Includes

(1) GWS12V-30 12V Max 3 In. Angle Grinder, (1) Wheel Guard, (1) Grinding Disc, (1) Cutting Disc

Weight

1.5lb

Includes

(1) 5 In. Angle Grinder, (1) Backing Flange, (1) Lock Nut, (1) Spanner Wrench, (1) Grinding Guard, (1) Vibration Control Side Handle

Weight

5.3lb

Includes

(1) 5 In. Angle Grinder, (1) Backing Flange, (1) Lock Nut, (1) Spanner Wrench, (1) Grinding Guard, (1) Vibration Control Side Handle

Weight

5.3lb

Includes

(1) 5 In. Angle Grinder, (1) Backing Flange, (1) Lock Nut, (1) Spanner Wrench, (1) Grinding Guard, (1) Vibration Control Side Handle

Weight

5.3lb

GWS13-50VSP

Includes

(1) 5 In. Angle Grinder, (1) Backing Flange, (1) Lock Nut, (1) Spanner Wrench, (1) Grinding Guard, (1) Vibration Control Side Handle

Weight

5.3lb

Includes

(1) 6 In. Angle Grinder, (1) Backing Flange, (1) Lock Nut, (1) Spanner Wrench, (1) Grinding Guard, (1) Vibration Control Side Handle

Weight

5.3lb

Includes

(1) 6 In. Angle Grinder, (1) Backing Flange, (1) Lock Nut, (1) Spanner Wrench, (1) Grinding Guard, (1) Vibration Control Side Handle

Weight

5.3lb

GWS18V-10B14

Includes

(1) GWS18V-10 18V Brushless 4-1/2 – 5 In. Angle Grinder with Slide Switch, (1) GBA18V80 18V CORE18V® Lithium-Ion 8 Ah High Power Battery, (1) BC1880 18V Lithium-Ion Battery Fast Charger, (1) Vibration-Control Handle, (1) Wheel Guard, (1) Tool-Free Quick Change Lock Nut, (1) Backing Flange, (1) Wrench, (1) Carrying Bag

Weight

4.4lb

Includes

(1) GWS18V-10N 18V Brushless 4-1/2 – 5 In. Angle Grinder with Slide Switch, (1) Vibration Control Handle, (1) Wheel Guard, (1) Backing Flange, (1) Tool-Free Quick Change Lock Nut, (1) Wrench

Weight

4.4lb

GWS18V-13CB14

Includes

(1) GWS18V-13C PROFACTOR™ 18V Connected-Ready 5 – 6 In. Angle Grinder with Slide Switch, (1) 18V CORE18V® Lithium-Ion 8 Ah High Power Battery, (1) 18V Fast Charger, (1) Vibration Control Auxiliary Handle, (1) Wheel Guard, (1) Wrench, (1) Backing Flange, (1) Tool-Free Quick Change Lock Nut, (1) Carrying Bag

Weight

-

GWS18V-13CN

Includes

(1) GWS18V-13C PROFACTOR™ 18V Connected-Ready 5 – 6 In. Angle Grinder with Slide Switch (Bare Tool), (1) Vibration Control Auxiliary Handle, (1) Wheel Guard, (1) Wrench, (1) Backing Flange, (1) Tool-Free Quick Change Lock Nut

Weight

-

GWS18V-13PB14

Includes

(1) GWS18V-13P PROFACTOR™ 18V 5 – 6 In. Angle Grinder with Paddle Switch, (1) GBA18V80 18V CORE18V® Lithium-ion 8 Ah High Power Battery, (1) 18V Charger, (1) Vibration Control Auxiliary Handle, (1) Wrench, (1) Backing Flange, (1) Tool-Free Quick-Change Lock Nut, (1) Wheel Guard, (1) Carrying Bag

Weight

4.9lb

GWS18V-13PN

Includes

(1) GWS18V-13P PROFACTOR™ 18V 5 – 6 In. Angle Grinder with Paddle Switch, (1) Vibration Control Auxiliary Handle, (1) Wrench, (1) Backing Flange, (1) Tool-Free Quick-Change Lock Nut, (1) Wheel Guard

Weight

4.9lb

GWS18V-45B15

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

Weight

3.9lb

GWS18V-45CN

Includes

(1) GWS18V-45CN 18V EC Brushless Connected-Ready 4-1/2 In. Angle Grinder, (1) Vibration Control Handle, (1) Wheel Guard, (1) Grinding Disc

Weight

4.4lb

Includes

(1) 18V 5 In. Angle Grinder (Bare Tool), (1) Wheel Guard, (1) Grinding Disc, (1) Side Handle

Weight

4.0lb

GWS18V-8B15

Includes

(1) GWS18V-8 18V Brushless 4-1/2 In. Angle Grinder, (1) GBA18V40 18V CORE18V® Lithium-Ion 4 Ah Advanced Power Battery, (1) 18V Charger, (1) Auxiliary Handle, (1) Grinding Guard, (1) Lock Nut, (1) Backing Flange, (1) Lock Nut Wrench, (1) Carrying Bag

Weight

-

Includes

(1) Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench, (1) 4-1/2 In. Abrasive Wheel

Weight

4.2lb

Includes

(2) GWS8-45 4-1/2 In. Angle Grinders, (2) Auxiliary Handles, (2) Wheel Guards, (2) Flange Kits, (2) Spanner Wrenches, (2) Abrasive Wheels

Weight

-

Includes

(1) Auxiliary Handle, (1) Wheel Guard, (1) Flange Kit, (1) Spanner Wrench, (1) Abrasive Wheel

Weight

3.97lb

Accessories and Attachments For GWS18V-8N

18V Batteries, Chargers and Starter Kits
Angle Grinder Wheels
Continuous Rim Diamond Abrasive Blades
Diamond Cup Wheels
Grinder Attachments
Miscellaneous Angle Grinder Accessories
Segmented Rim Diamond Abrasive Blades
Turbo Rim Diamond Abrasive Blades
V-Groove Diamond Blades
Wire Wheels and Cup Brushes

Support

Customer Support

Have a tool, accessory, application or service question?
Call us at 1-877-BOSCH99 (1-877-267-2499) or visit the Frequently Asked Questions.

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Contact Us

Call our Service Hotline or use our contact form.

1-877-BOSCH99 (1-877-267-2499)

Mon-Fri: 7:00-19:00 CST

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