The DMXREW1 Label Rewinder/ Unwinder is capable of rewinding or dispensing label rolls up to 4 inches wide, up to 8 inches in diameter at speeds up to 10 ips (inches per second). The DMXREW1 has a precision-crafted Adjustable Core Holder that adjusts in seconds to accept any core diameter from 1 inch to 4 inches (25 to 102mm). You can also do coreless rewinding with the DMXREW1.The DMXREW1 uses Constant Adjustable Torque technology to achieve impressive, reliable performance at an unprecedented low price. A special motor, designed specifically for the DMXREW1, offers bi-directional operation and trouble-free performance. A switch conveniently controls the amount of rewind force. No awkward tensioning arms, troublesome belts, or clutches are used and no speed adjustments are required. Your DMXREW1 automatically adjusts to any printer speed up to 10 ips and even automatically allows label back-feeding if your printer requires it.The DMXREW1 has an inner label flange to keep the edge of the label web aligned as the labels are being rewound. Rugged steel construction allows your DMXREW1 to simply be set in place near your label printer. Special anti-slip feet prevent the unit from moving.