decotacks 7/16" (&Oslash;11mm) Crystal Head Upholstery Tacks, Clear Color, 500pcs/box DXC0611#2_500 No scratches and no damages with soft/rubber hammer With high grade acrylic diamonds, never get scratched, always stay bright & beautiful Bright nickel/silver color finish base and shank No need any prefix hole - Fast & Easy Apllication No Glue Used!!! Strong Mechanical Connection Between Diamond and Base