Sealers are (EMC - 2-6) are available in two models : 
1) Double Crimp for nylon and   polypropylene strapping. 
2) Windless type tensioner. 
(EMC - 1) used with closed seals, widely used with Rayon, Nylon, Polypropylene strappings. Rigid construction manufactured out of steel, forged and die casted precision components used for light weight and irregular surface packing. 

Tensioners (EMC - 14) and Sealers (EMC - 8,9,10,11,12) is first of its kind in India, manufactured by EAGLE Robust construction but light in weight, quality, workmanship, easy to operate, hundred percent interchangeable in parts, no wastage of strappings. Plus notch-type one. 
Only EAGLE tools have these advantages.