Rotate sweep boards around spindles to make symmetrical molds for convex impressions.
- 51-9195.00 Molders, Shapers, and Casters, Except Metal and Plastic
- 51-4072.00 Molding, Coremaking, and Casting Machine Setters, Operators, and Tenders, Metal and Plastic
- 51-9071.00 Jewelers and Precious Stone and Metal Workers
- 51-7031.00 Model Makers, Wood
- 51-4061.00 Model Makers, Metal and Plastic