For use with jigsaws with T-Shank clamping systems. The T 144 D Speed for Wood Jigsaw Blade delivers fast straight cuts in wood. Its sharp-ground, side-set teeth enable quick results. The high carbon steel blade material is appropriate for softwood and non-abrasive woodworking materials. Additionally, its large progressive tooth pitch (4-5.2 mm) enables the blade to cut a variety of wooden materials with 5-50 mm thickness.