1/4 drive metric deep sockets with holder

1/4"drive x 5-6-7-8-9-10-11-12-13-14mm
3/8"drive x 8-9-10-11-12-13-14-15-17-18-19mm

* Work well with 1/4".3/8" and 1/2" driver's socket.
* Already patented.