FRANTZ Sterling
® Steel Ball has been manufacturing carbon steel balls in Sterling, IL since 1947. Sterling
® Steel Ball products earned a national reputation for quality, precision, and performance. At Sterling
® Steel Ball, we make carbon steel balls, we excel at high speed precision drilling into spherical shapes, and we sell peace of mind.
This is our Precision Drilled Ball value to you:
Our drilled balls undergo extensive testing and inspection to meet your exact specifications. We feature a high volume drilling facility. Special drilling of customer-supplied product is available.
Features
- Manufactured from SAE/AISI grade carbon steel or tool steel
- Full range of drilled hole diameters and depths
- Variety of ball sizes
Typical Uses
- Push rods
- Seat slides
- Decorative applications
Tolerances by Grade for Lots of Balls and Individual Balls
Ball Grade | Allowable Lot Diameter Variation | Allowable Ball Diameter Variation | Allowable Deviation from Spherical Form |
500 | .001" | .0005" | .0005" |
600 | .0012" | .0006" | .0006" |
1000 | .002" | .001" | .001" |
2000 | .004" | .002" | .002" |