Aluminium construction tacker with wire guide to prevent cable damage and adjustable selector for different surface types. Suitable for both round crown and flat crown cable staples. Can be used with low voltage wire max. 50V with a diameter less than 6mm. Compatible with Crown staples (CT300 in 8mm, 10mm and 12mm and Stanley Crown CT100 in 10mm, 11mm, 12mm and 14mm). Fires Staples Closed-View Magazine Aluminium Construction Bi-Material Easy-Squeeze Handle Matt Finish Anti-Jam Nose Easy Refill & Reload Plastic Body Fires Staples Closed-View Magazine Aluminium Construction Bi-Material Easy-Squeeze Handle Matt Finish Anti-Jam Nose Easy Refill & Reload Plastic Body