... stainless 3. usage: doors, windows Xinli is a elastic webbing, staple, ribbion webbing, mattress clip, mattress spring, mattress tapes, and relaived ... one of the most professional manufacturer in China.The more details about 18 GA hardware staple is as follow:1. usage: doors ... .packing: 100pcs/row, 4000pcs/box, 20 box/ctn 18GA hardware staple