HAHIYO 20mm Length Brooch Bar Pins Close Securely Clean Edges Easy Manipulate Durable Carbon Steel Lightweight Badge Backs Safety Locking Clasp Silver 100 PCS for DIY Arts Crafts Jewelry Making Tags

Material:High quality carbon steel Size:Width 5mm/0.2inch,length 20mm/0.79inch Color:Silver Package Include:100 pieces brooch bar pin These brooch bar pins are a simpler and better design than those that have the microscopic rotating lock,easier for fingers to manipulate.The holes on backs of these are also tidy to anchor some stitches through to make the backs stay on extra securely.

• Close sturdy:The clasp is strong and it's good to keep brooch and don't let to lose it.You can pin it through leather and a couple layers of interfacing.It will hold up well through the wrinkles with almost no problem,locking the pin in place in a way that is less likely to come undone.Use it for fixing some old jewelry pieces or to make craft projects.
• Clean edges:It comes with almost no sharp burrs on one or both sides where the backing part was stamped out of the metal sheet.The holes on backs of these are also tidy to anchor some stitches through and allows you to apply some glue on top to make the backs stay on extra securely.It can work with felt flowers,patches or ribbons without tearing them.
• Easy manipulate:These are perfect for insetting into the back of customized polymer clay,and are of a user-friendly size.The pinbacks are a simpler and better design than those that have the microscopic rotating lock,easier for fingers to manipulate.You can attach the pinbacks to fabric by using needle and thread,or by using strips of fusible interfacing.
• Carbon steel:They are of durable carbon steel so the needle piece won't be too weak and doesn't bends easily,less wobbles and jiggles when they unhooked.You can have a smooth operate to the closing mechanism.They doesn't add too much weight to your items,too.Helpful in various projects yet no stuck when trying top open or close them in daily uses.
• Multi-Function:This is a great addition to your craft stash,safe enough for different purposes.Perfect for the back of boutonnieres and corsages.Also can be use for your 3d-printed pins therefore you can add accessory pins to the larger pins.Apply these on the back of the Christmas/wedding pins that made out of wire and beads and ribbon bows.