: Color : Silver Shape : Hammer Head Material : Carbon Steel Brand Name : PZRT Thread Type : M3 Length : Aprrox .10 mm/0 .39 '' Width : Aprrox .6 mm/0 .24 '' Thickness : Aprrox .4 mm/0 .16 '' quantity Size : 10 x 6 x 4mm/0 .39 `` x0 .24 `` x0 .16 '' -LRB- LxWxT -RRB- Feature : 1. of high-quality carbon steel. with M3 thread. . . for acceptable aluminum profile extrusion slot. Package : 50 x M4 Thread T-Nuts .