150 Sets Butterfly Clutch Pin Backs

Key Features

• Package Contents: Size: Metal clutch backs diameter 11.1mm/0.44", 6.1mm/0.24" in height; Pin backing diameter 10mm/0.39", 9mm/0.36" in height. Total 150set pin backs locking (silver 50set & black 50set & gold 50set), meet your different uses for crafts.
• Premium Quality Material: Crafted from brass plated zinc, these metal blank pin backs are lightweight yet sturdy, rust-resistant and durable for long-term use on uniforms, bags, or craft projects.
• Secure Hold Design: These enamel pin locking backs feature a spring-loaded butterfly mechanism that keeps your pins firmly in place, preventing accidental loss of your favorite tie tack pins or brooches.
• Easy to Use: The Butterfly Clutch design allows simple one-push installation and quick release by pressing the spring plates, making these locking pin backs for enamel pins handy and convenient.
• Versatile Application: Perfect as tie tack pins for badges, lapel pins, name tags, medals, and DIY jewelry making, these enamel pin locking backs also work great for hats, toy pins, and service bars.

Specifications

Description