Shapenty 10mm/0.39inch Diameter Brass Butterfly Clutch Metal Uniform Badge Pin Backs Keepers Replacement Tie Tack Lapel Pin Backing Holder Clasp， Silver， 50PCS<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Material: Nickel plated brass; Color: Silver.</li><li>Size: 10mm in diameter， 5mm in height.</li><li>Use for lapel pins， tie tacks， citation bars， service bars and jewelry.</li><li>Great replacement for pin clutch backs.</li><li>Good for jewelry making and DIY craft projects.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41u7OXkArEL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ujoPelftL.jpg" noproxy>