Stanley powerlock stainless steel tapes stanley 0 33 301 the stanley powerlock tape has a stainless steel blade and spring for toughness durabililty and resistance to rust and corrosion this allows for work in wet and humid environments the case is chrome plated which also has anti rust properties making the tape ideal for outdoor and marine use the blade has a nylon coating for a long lifethe tape features a secure blade lock to hold the blade in position for hands free use making ma