Dewalt dcs331 xr premium cordless jigsaw 2x 40ah li ion 18v dewalt dcs331m2 gb this 18v cordless jigsaw from dewalt is designed for efficiency and has a powerful and highly efficient dewalt pm47 fan cooled motor with replaceable brushes delivering a fast cutting action of up to 3 000 strokes per minute maximising user productivity the intelligent variable speed trigger and lock off switch ensures quick controlled cuts and enhanced work safety while the quick and easy patented keyless