my hubby need a set of these to work on copy machine , he be a copier tech , and when he have to handle hot fuser roller inside the machine , it burn . so he want a set of these to try to see if it could 1 - protect he hand and 2 - still be able to do enough small detail thing like the tiny screw and spring involve in repair . and these do great ! he can feel the screw while protect he hand !