
30X40cm Canvas Stretching Machine for Painting by Numbers. High Efficiency Stapling: Machine can staple 2 sides in 7-15 seconds for rapid production. Adjustable Tension & Size: Size, tension, and thickness can be adjusted in seconds via touch screen. Large Data Storage: Stores all product sizes; change settings with a single screen click. Dual Output Modes: Choose front or back output to optimize workspace efficiency. Staple Customization: Special staple needs can be customized upon contact with customer service. Easy Installation: No complicated installation; just power on and connect air compressor. Stable Performance: Updated technology with 7 years of development ensures low failure rate. Comprehensive Support: 7x24 online service and optional face-to-face guidance available.