Plung tip lifespan extended by 50%
Production efficiency increased by 50%
| Product series | Ingredient | Characteristics |
| Yellow punch oil | base oil, high-temperature grease, anti-wear additive | The handle is clean with little residue |
| Black punch oil | Graphite, base oil, anti-wear agent | Low cost, contains graphite, good lubrication |
| Water-based punch oil | High-temperature grease, extreme pressure anti-wear additive | Environmentally friendly and non-combustible, outstanding lubrication performance, handle material does not yellow or blacken |