【Pneumatic Capping】Air-driven bottle capper runs up to 2500 RPM with stable torque for tightening and unscrewing screw caps. Delivers uniform sealing force to reduce loose cap defects, ideal for beverage, cosmetic and industrial bottle packaging lines. 【Adjustable Speed & Torque Control】Features precise adjustable speed and torsion settings. Prevents cracked, deformed or over-tightened caps, ensuring consistent sealing quality during high-volume mass production. 【Durable Compact Industrial Build】Heavy-duty rugged structure with 288mm compact body length. Shock-resistant construction withstands long-hour continuous operation in busy workshop and assembly line environments. 【Wide Multi-Cap Compatibility】Comes with standard 3/8” quick-change chuck, fitting 10mm–50mm plastic and metal screw caps. Supports versatile capping for juice bottles, cosmetic jars and chemical containers. 【Ergonomic Handheld Use】Ergonomic handheld design. Minimizes wrist fatigue during repetitive work, greatly improving efficiency for daily high-output factory packaging tasks.