Professional heavy duty cable tacker. Durable die-cast construction. Durable metal magazine. Easy bottom loading mechanism. Low staple refill window. It has safety handle lock. It is suitable for securing low voltage cables and wires (<50V), and max wire diameter 4.8mm ( 3/16’’). Staples: Cable staples 9 - 11mm, Sterling 6110 cable staples, Rapid #28 cable staples, Arrow T-18 cable staples.