Welcome to RPM Centerless Grinding

1755 Commerce St. Norco CA. 92860

888-805-5812         Local 951-273-0602

RPM Centerless Grinding is committed to quality as a basic business principal.

We believe Quality means providing our customers with products and services that satisfy or exceed their expectations, holding stringent tolerances for critical application products as well as those for basic commercial use.

Continuous quality improvement is the responsibility of every employee.

Our goal as a company is to provide our customers with the quality and satisfaction exceeding their expectations at a fair and reasonable market price.

We Specialize in centerless thru-feed operation. Following are examples of some of the services we have to offer.

  • Pump Shaft Quality (PSQ)
  • Turn,ground an polished (T,G & P)
  • Screw Machine Quality (SMO)
  • Bearing Shaft Quality (BSQ)
  • .0002” tolerance
  • Polish to 12-16 micro finishes
  • Capacities from .035” diameter up to 6-1/2” rds.
  • Part work and lengths 20’-24’ and up

We are a full service vendor, your materials or ours. Staninless steels, Carbons, Copper, and Brass products, Aluminum, heat treated parts and plastics.

We also specialize in PRECISION STRAIGHTENING TO .0005/FT. for PSQ PRODUCTS and straightening to commercial tolerances as well.

We offer complete packaging custom boxing and card board tubes are available.



THANK YOU FOR YOUR INTEREST IN OUR COMPANY AND PLEASE FEEL FREE TO CALL US FOR ALL YOUR GRINDING NEEDS!

WE'RE NOT THE SAME OLE' GRIND, WE KEEP OUR NOSE TO THE GRINDSTONE.