Specifications:

Small 12 pieces 8012E

Small 12-piece set 8012A

Simple version small 8-piece set 8008G

8-piece set 8008

Simple 9-piece 8004b-2

Upgraded 9-piece 8009a

Digital Display electric pen 9-piece set 8004b-1

Hardened upgrade 9-piece 8009A-1

Modified 12-piece 8012C

Hardened upgrade 12-piece set 8012-1

Upgraded 13-piece set 8013G

Hardened upgraded 13-piece set 8013-1

Modified 16-piece 8016C

Upgraded 16-piece set 8016

Hardened upgrade 16-piece set 8016-1

Large 27-piece set 8027

High quality 16-piece set SJ201-16