High quality construction for durability and long life.  Textured handle surface provides an assured grip. Adjustable stop accommodates a wide range of cap thicknesses for optimal sealing performance.

National Scientific crimpers, de-crimpers and decapping pliers are available for 8mm, 11mm, 13mm, 20mm, 28mm, 30mm and 32mm standard crimp seals. Crimpers for flip-off seals are available for 13mm and 20mm closures.

Hand-operated with adjustable stop Cushion grip for user comfort Economical and durable Remove seals quickly and easily Crimpers: Attach aluminum caps and seals to bottles for lab scale production. Decappers: To remove a seal, place decapper on seal and squeeze handles together.