Zak Tool round swivel #10 handcuff key. Keyring included. Opens most standard handcuffs. 3 3/4". Availability: Usually ships the same business day. ZAK10$5.89 Order toll free: 888-346-9732, 9AM to 5PM, ET, Weekdays © 2001-2008 Discount Handcuff Warehouse. All rights reserved. All trademarks property of their respective owners. Questions or comments: sales@handcuffwarehouse.com