The Tacwise Z4-140 Heavy-duty 4-in-1 Staple/Nail Gunis powerful, yet lightweight.The aluminium tool uses die-casting methods, for fewer parts and increased reliability.It can fire 4 different types of fastenings (staples - 140 type flat wire and 91 narrow crown, plus 18G nails and 180 series headless pins) .It also features the option of using the professional narrow crown staple (91 series) , making it perfect for a variety of professional tasks which require precision operation. Built with the Linear Power Curve to reduce the firing pressure required, the wide ergonomic handle is comfortable for prolonged use, whilst the simple power adjuster can be set to reflect the materials hardness or softness.Supplied with a margin edge adjuster for accurate and exact stapling and a self-assembly belt hook which allows you to conveniently hang the tacker on belts and pockets.Suitable for carpets and underlay, netting and wire fencing, plastic sheeting, breather membrane, insulation and much mor