Power Tools for Professionals



4-1/2 In. Angle Grinder

The Bosch 1375A 4-1/2 In. Angle Grinder is designed for concrete contractors and other professionals who need a compact grinder. The 1375A is a light, ergonomic grinder, at only 3.75 Lbs. The tool has a 6.0-amp motor that produces 11,000 no-load rpm. With a well-designed grip, lock-on slide switch and two-position side handle, this workhorse can get the job done. Bosch's Service Minder brush system shuts off the tool when preventative maintenance is required, and the tool also features epoxy-coated field windings. This grinder has a burst-protection quick adjustable guard designed for user protection.

Read more Show less


  • (1) 1375A 4-1/2 In. Angle Grinder
  • (1) Burst-Protection Guard
  • (1) Auxiliary Handle
  • (1) Flange Kit
  • (1) Spanner Wrench
  • (1) 4-1/2 In. Abrasive Grinding Wheel


  • Powerful 6.0-amp motor – 11,000 no-load rpm for professional grinding applications
  • Ergonomic design – provides outstanding user comfort
  • Epoxy-coated field windings – provides protection against abrasive dust
  • Lock-on slide switch – for extended-use applications
  • Two-position side handle – angled to a natural position for maximum operator comfort
  • Compact, light grinder – weighs in at only 3.75 Lbs.
  • Burst-protection guard – for additional user security

Technical Data

Amperage 6.0
Cut-off Disc 4-1/2"
Length 10.5"
No Load RPM 11,000
Rating 120V AC
Spindle Thread 5/8 -11 UNC
Voltage 120V
Weight 3.75lb
Wheel Diameter 4-1/2"
Includes (1) 1375A 4-1/2 In. Angle Grinder, (1) Burst-Protection Guard, (1) Auxiliary Handle, (1) Flange Kit, (1) Spanner Wrench, (1) 4-1/2 In. Abrasive Grinding Wheel
Read more Show less

Owner's Manual


Accessories and Attachments For 1375A

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


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.

Search for Parts Diagram

Locate and download the parts diagram for your tool.

Product Registration

Protecting your investment in Bosch power tools can save you time and money in the future.

Order Spare Parts

Order your genuine Bosch parts here.

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


Visit the Frequently Asked Questions section.
We may already have the answer for your questions.

Show FAQ
TEXT Customer Service

Have a service related question? Text us here.

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