The SDRS series ScotchCode? Wire Marker Tape Refill Roll is a polyester film tape that is printed with a letter for easy identification. The tape has an acrylic, pressure-sensitive adhesive. This tape refill roll is pre-printed with 6 letters for every inch and is ideal for phase identification on large or small-gauge wire or cable. This tape is also ideal for identification of terminal blocks/strips, wire in panel boards or a piece of switchgear. This thin and conformable tape meets ASTM D-1000 standard test methods. It is compatible with the 3M STD ScotchCode tape dispenser that provides easy and ideal usage.