Tacwise 140 Series Staples are sturdy and durable, made from strong galvanised steel to ensure a reliable fixing. The flat, heavy-duty staples are perfect for materials such as breather membrane, building paper and insulation. The staples are suitable for hand staple guns, electric staple guns and hammer tacks which use 140, T50 or G-type staples. This pack contains 2000 x Tacwise 140 Series Staples of 14mm.