Manually Operated Heavy Duty Sealer comes with high up cut and double reverses notch system for high joint/ sealing efficiency and easy operation process. The Sealer has strap size ranging from 19 X 1 mm to 32 X 1 mm. The Sealer has jaws and internal components designed for high sealing efficiency with minimum efforts and easy operation. The Sealer has weight from 3.7 to 4.5 kg and has sealing efficiency ranging from 70 to 85%. The Manually Operated Heavy Duty Sealer has double reverse type notch and can be made of steel handle for regular duty strapping application.