by Charlie Harte

Precision Machining and Metalworking

Proficient Sourcing specializes in recommending outstanding companies for your outsourced manufacturing needs.  Our primary network consists of about a dozen machining shops, each with a specific sweet spot.

One of our favorites is a large shop, 80,000 sq ft, that specializes in tight tolerance milling and turning up to 44,000 pounds.  They are large enough to handle production work as well as the custom items we are often asked to source.

This company has a wide variety of equipment.  For example the company’s 5 axis capability is:

  • Travel up to:   X=118.00’’,   Y=33.50’’,   Z=31.50’’
  • (Full 5-Axis Approx. 32’’ Cube)
  • 12,000 RPM Max
  • Up to 7,800 lb. workload
  • Cat 40 Big+
  • 1000 PSI Thru-Spindle Coolant
  • This is a good video of 5 axis operations FYI

Other features: 5 VTL’s, up to 78” diameter and 59” height and 10 CNC horizontal turning centers, up to 35” diameter x 126” between centers.  And there are many other capabilities waiting for your requests.

In particular, here are some items of particular interest and successful experience:

  • Motor and pump housings
  • Valve bodies
  • Volutes and turbines
  • Gearboxes
  • Hose form Tooling, cavities, nests, molds, gages, and check fixtures
  • Canning press components
  • Drive sheaves, shafts, rings, spindles, die rolls, sprockets, pulleys
  • Machine bases, frames, and platens
  • Swager spare parts and rebuilds
  • Guides, Rails, Cylinders, Flanges, Bonnets, and Rocker Arms
  • Crossheads, Yokes, Wedges
  • Elevator Machine blocking assemblies, couplings, adapter plates and tubes
  • Convex and concave seismic plates

If these are on your list to source, please give us a call at 513-489-5252 or email at

About the author 

Charlie Harte

I’ve built this business based upon my 30+ years in manufacturing sourcing and productivity improvements, where I’ve developed strong relationships with a network of local and global suppliers who’ve demonstrated on-time delivery, parts built to spec, excellent service and value. This means HAPPY CUSTOMERS!