These are injection molded clamping knobs made of Polypropylene. The standard color is black, with thru hole. All have brass inserts. The max temp is 240 deg F.
| U.S. Plastic Corporation | |
|---|---|
| Product Category | Knobs (industrial) |
| Product Number | 85233 |
| Product Name | 3 Prong Knobs |
| Knob Type | 3 Prong Knob |