Model: DWE4118 Die Grinder 1/4" - 1-1/2" Dewalt Product Overview: The DWE4887 1-1/2" Die Grinder has a high power 4.5 motor for all 1-1/2" grinding applications and features a convenient paddle switch with lock-on button for easy gripping. Additional Features: Precision 1/4" collet securely holds all proper accessories (1/8" reducing sleeve as optional accessory) This product runs off of AC/DC power 4.2 amp, 25,000 rpm motor provides high power and speed for all 1-1/2" grinding applications AC/DC capacity works off welding machines and generators for increased productivity and versatility Convenient paddle switch with lock-on button for easy gripping Includes: (2) Wrenches (1) 1/4" Collet (1) 1/8" Collet Specifications: No Load Speed (RPM) 25000 Weight (Including Battery) 3.6 lbs Tool Weight 3.6 lbs Max. Watts Out 450 W Power Output 450 W Warranty: 3 Year Limited Warranty, 1 Year Free Service, 90 Days Satisfaction Guaranteed