Ratchet: "Yes As you can see there bigger then the arm you have on but they have more fetchers. So what would you like to know frist."<br/><br/>Combat arm mid size one has bladed fingers tips uper porshen has rounded sheld built in and is armered thiker and has what looks like pair of small bearlls.<br/><br/>The work arm is maseve and bulky looking with a pincer rather then a hand and a large pack with what looks like to smaller retactable arms, and a body harnc.