The Expert Bypass Lopper has a drop forged aluminium head with an SK5 high carbon steel blade, making it an extremely robust tool. The adjustable pivot allows the user to finetune the tension between the blade and counter blade, which is crucial for a clean cut. A small spanner is included with the product to facilitate this. This incredibly lightweight little lopper weighs just 485g and is perfect for when secateurs are just not enough. Blade dimension 7cm, Cut capacity 25mm, Measurement: Height 51cm, Width 23cm, Depth 5cm, Weight 483g Bypass: designed for cutting of live/green wood. A curved cutting platform holds the branch. The action of the blade is a slicing motion in that it goes down to the side of the cutting platform.