Model 451 - Slide-A-Mark - 4 Ton
Slide-A-Mark™ Model 451 4-ton Air Impact Marker
The newest and most compact addition to the Slide-A-Mark™ series. Engineered for industries demanding precision and durability, the Model 451 offers solid cast iron construction for reduced sound levels without compromising performance.
Designed with integrators and manufacturers in mind, the Slide-A-Mark™ Model 451 features a self-clamping Slide-A-Mark mechanism that minimizes fixturing needs and allows for infinite radial rod orientation through an intuitive front collar clamp adjustment.
Key Features Include:
- Standard Rod Styles: Supports multi-character OA or OAS63, single-character OB stamps, and holder mounting OH and OK.
- Variable Approach Strokes: Choose between 2 ½" and 4 ½" for application flexibility.
- Integrated Position Sensors: Streamline integration and improve operational precision.
- Non-Lube Version Standard: Designed for use with “dry” filtered air to enhance reliability and reduce maintenance.
Compact yet robust, the Slide-A-Mark™ Model 451 is perfectly suited for operations where space is limited but performance and quiet operation are critical. Its cast iron frame not only reduces noise but also offers exceptional durability for long-term use.



