Introduction: The gland pliers are integrally forged from aluminum alloy and forged by the world's advanced forging process. According to the strength of human hands, it is scientifically designed and easy to use. Features: The crimper is made of stainless steel and is very strong. Excessive force will not damage the bottle mouth and cap. Under the protection function, the sealing effect is still very good. Suitable for long-term use with one hand. Application: food, packaging, school, laboratory and family etc. Specifications: Name: Vial manual capper Material: aluminum alloy Uses: home, school, laboratory and other scenes Bottle mouth outer diameter: 13mm, 20mm, 11mm, 15mm, 24mm, 26mm, 30mm, 32mm, 28mm, 8mm Packing list: 1 Flip cap vial capper 1 Instruction manual Note: 1. The product does not include the bottle and cap 2. This product is only suitable for pressing pure aluminum capsBETTER SERVICEWe are committed to creating high quality and excellent design products. If you have any questions, we will provide you with a satisfactory solution within 12 hours, please rest assured to buy!. WIDE APPLICATIONThis manual bottle cap crimper is widely used in food, packaging, chemical industry, school, laboratory and home, etc. STANDARD CRIMPERThis crimper is specially designed for vials, using this crimper can seal 13mm, 20mm, 11mm, 15mm, 24mm, 26mm, 30mm, 32mm, 28mm, 8mm vials, It is widely used in various fields. STURDY AND DURABLEThis crimping pliers are all hand-ground and polished, processed by precision CNC machine tools, and made of stainless steel to ensure a long service life. PROTECTIVE FUNCTION AND BUFFERING FUNCTIONExcessive force will not damage the bottle mouth and cap. Under the protection function, the sealing effect is still very good. (Note: This product can only be crimped with full aluminum cover).