STI-2420 Prep Master Grinder

ProCrete Resources is proud to offer the STI-2420 Prep Master Grinder. This machine is ideal for projects larger than 2000 sq. ft. The STI-2420 model is easy to operate despite its size and weight and and can be easily loaded and un-loaded. Its moveable weight system allows for various applications. The STI-2420 also offers unlimited speed variations thanks to its variable speed drive.

If you have any questions regarding our products, please call (877) 310-2785 or email us for further information.

Si necesita servicio en Español, por favor de llamar al 00 + 1 + (928) 600-2002 o envíe correo electrónico a sara@procreteresources.com.


Motor 20 HP – 3 phase | 14.7kW
Power Source 220/230 VAC 1 or 3 Phase 60 Hz
380/480 VAC 3 Phase 50-60Hz
Power Cord 30 ft./9M (8-4)
Vacuum Hose Connection 3 in./76mm x 25 ft./8m x Two
Weight 978 lbs. | 444 kg
Number of Tools 12
Tools Attachment Style EG Proprietary Attachment System
Dimensions 75″L x 27″W x 50″H
191cm x 69cm x 127cm

Production Rates:

Mastic Removal 475 SF /44 M2 per hour
Thin Set Removal 525 SF /49 M2 per hour
Mil Coatings Removal 325 SF /30 M2 per hour
Concrete Polishing 925 SF /86 M2 per hour
Click on the links below to download the STI Catalog and STI-2420 Prep Master Grinder PDFs.

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