Profile: William Lees & Sons Ltd. specializes in providing tools and fasteners for the aircraft & sheet metal industries. We offer sheet metal shears, saws, pneumatic nibblers and air routers for easier cutting. We supply the finest air tools to work more accurately. Our punching and squeezing air tools are specially designed for trailer & box assembly. We also provide air wrenches, die grinders, pneumatic screwdrivers, forming tools and side grip clamp.