• Locking pin support with clutch back, easy to use, requires tools. • Clutch back good replacement for lost badges, name plates, etc. • Butterfly clutch good for keeping the tie in place and doing some crafts. • Put the empty pins on pins, ties, service clips, and jewelry. • The item is a pack of 50 copper chrome ties. It can be used on brooches, cable ties, service clips, and jewelry making, etc. Good replacement for lost badges, name tags, etc.