The Bosch GST 18V-LI B Jigsaw has a variable speed trigger and 4 pendulum stages, allowing you to choose between fast cutting progress or cleaner cuts. Utilises the tool-free Bosch SDS-system, which makes changing saw blades easy. A stoke mechanism stops immediately after the trigger is moved to off-position. For added user safety there is an auto-stop brake. It has a compact, lightweight design with a small grip circumference for optimum control when sawing. Robust aluminium base plate with improved plastic sole for better glide properties and increased control. There is also an LED light and blower for an optimal view of the cutting line. Comes as a Bare Unit, NO battery or charger in a cardboard box. Compatible with all Bosch Professional 18V batteries and chargers (Professional 18V System) Also compatible with AMPShare, the multi-brand battery alliance. Specifications: Strokes at No Load: 0-2, 700/min. Stroke Length: 23mm. Mitre Cuts: 0-45. Capacity: Aluminium 20mm, Wood 120mm.